Answers created by MetaPhysik
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Which pole of a compass needle points to a south pole of a magnet?
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What is a motor pathway primarily concerned with volitional control of body parts called?
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When the Hoover Dame was completed and the reservoir behind it filled with water, did the moment of inertia of the Earth increase, decrease, or stay the same?
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Object displays from 5 metre height reaches at a ground distance of 10 metre what is the final velocity?
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A boat pushes off from a pontoon and travels 5m/s East while the pontoon floats away at 2m/s south. Calculate the velocity of the boat relative to the pontoon????? .
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A kit is 100 ft high. There are 260 ft of string out and it is being let out at a rate of 5 ft/sec. If this results in the kite being carried along horizontally, what is the horizontal speed of the kite?
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On a surface I have two point charges Qa and Qb, 1C and 4C respectivly and are placed at A(-3,0) B(3,0). Find all the points (locus) (except those that are too far away) where V=0.?
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A force of 63N acting upon a given object results in an acceleration of 9 m/s^2. If the magnitude of the force acting upon the same object is changed to 28 N, what will the object's acceleration become?
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If a steel cable holding a cable car has stress xkpa. If four more cables are attached to the car,what is the stress on each cable?1) x/4. 2)x/5 3)x/3
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A block weighing #9 kg# is on a plane with an incline of #(7pi)/12# and friction coefficient of #1/3#. How much force, if any, is necessary to keep the block from sliding down?
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How can we draw magnetic field lines?
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If one neutron is added to Helium nucleus, the result is?
a) Lithium b) Helium c) Hydrogen d) Carbon
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How Can Bonding And Antibonding Electron Can Be Identified In 2p Orbital?
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A force #vecF = (3xy -5z)hatj + 4zhatk# is applied on a particle. The work done by the force when the particle moves from point #(0,0,0)# to point #(2,4,0)# along the path #y = x^2# is?
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Question #3394d
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Question #4aba8
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How many moles are in #4.5 xx 10^24# molecules of sodium fluoride, NaF?
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Question #89cf1
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What is the critical value of μs?
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Question #f83a8
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Question #87f21
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Can someone verify my answer?
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Question #a089e
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An object is thrown with half of the kinetic energy needed to free an object from the attraction of the earth. How far will the object reach from the earth's surface?
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Question #8cc77
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Question #c2c8e
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Can you tell me an example where you can use both Newton's laws and energy conservation to solve the problem and the priorities of each method?
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A boy is sat at a semisphere with a ray of 18.4 m. He starts sliding. On what height will the boy loose contact with the sphere? There is no friction.
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Help me please ??
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Question #6826a
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What is the frequency of the body at the centre of the earth?
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Why the amplitude is small in forced vibration?
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What happens when a transverse wave is reflected from the boundary of denser medium?of crest strike with medium ,it return as
A)crest b)trough c)compression d)rarefaction e)not
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What is the form of energy acquired from food?
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After 2 seconds of flight,the velocity of a projectile is (12i-4j)m/s,Find its speed and elevation at moment of projection?
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Question #7fdf8
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Question #bf0b1
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Question #39ff1
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How can i derive newton's law of cooling?
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What is the mechanical advantage of a ramp that is 9 m long and 3 m high?
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Physics help question3?
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On a force versus elongation graph, what is represented by the point where the slope of the best-fit line intercepts the x-axis?
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Question #b82c6
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The total uncertainty in the average value of many measurements can be calculated as?
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How to resolve power of an object on inclined planes?
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Question #fae13
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How potential energy is equal to -dU/dx ?
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5 cells each of EMF E and resistance r each are connected in series. If one cell is connected wrongly then potential difference across this cell will be?
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Question #1425d
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When the velocity of a relativistic charged particle increases, its specific charge?
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Question #d02ff
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Question #8284d
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Objects A and B are at the origin. If object A moves to #(3 ,7 )# and object B moves to #(1 ,-4 )# over #3 s#, what is the relative velocity of object B from the perspective of object A? Assume that all units are denominated in meters.
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Question #7bc46
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Which of the following is the image of the number in the mirror?
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Question #30c7b
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Question #e3d6f
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Help! I'm not good in circuits! Can you please explain the answer to me?
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If there is a nonzero net force acting on an object, what is happening to the motion of that object?
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Question #ba2ab
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Question #fadc0
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Consider sun as black body, then predict the temperature at Sun by assuming wavelength maximum at 500nm?
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Threshold wavelength for photo-electric emission of a metallic surface is 3800Armstrong.A beam of light of wavelength 2600armstrong is incident on the surface.what will be the work function of the metal?
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The rate of rotation of a solid disk with a radius of #2 m# and mass of #2 kg# constantly changes from #5 Hz# to #9 Hz#. If the change in rotational frequency occurs over #4 s#, what torque was applied to the disk?
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It is said that at higher temperatures an object radiates red color the most. So does an object that is red in color is supposed to have a higher temperature?
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Question #71967
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Is there material that heat moves through in only one direction?
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Question #1d2c0
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What is the net interaction force between two opposite charges in a uniform electric field, when (1) the dipole is aligned along the electric field direction, and (2) when it is not?
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Question #d61af
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If a #2 kg# object is constantly accelerated from #0m/s# to #16 m/s# over 6 s, how much power musy be applied at #t=3 #?
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Question #ddcfa
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How can you calculate solar luminosity of the Sun using Earth's solar constant?
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Two smaller spherical raindrops collide and merge into one larger spherical raindrop. What is the radius and surface energy of this larger drop, compared to the two smaller ones?
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Question #c3829
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Question #f6eef
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Question #8df7c
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Hi there! I would like someone to check this for me and complete the answer. Thanks!?!
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An ideal gas system undergoes an adiabatic process in which it expands and does 20 J of work on its environment. How much energy is transferred to the system as heat?
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An object travels North at #6 m/s# for #5 s# and then travels South at #7 m/s# for # 5 s#. What are the object's average speed and velocity?
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An astronaut moves on a circular orbit around the earth.what is the average speed for a whole revolution?
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Why pair production and annihilation cannot occur in free space?
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Calculate the height from the Earth's surface that a satellite must attain in order to be in geosynchronous orbit and the satellite's velocity?
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Question #0c378
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What does the slope of an force vs. displacement time represent?
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Question #84f65
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Question #ca63a
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Question #7cd1e
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Question #69513
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Question #1fce2
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Question #eb843
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What is the reference angle when theta is -1.8? and Why?
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If an electron is placed in an electric field with a potential difference of (1.35x10^2) V, the maximum speed the electron can attain is?
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Question #88df0
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Question #43ce0
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Can you explain in detail why the answer is D ?
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Question #c79bd
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How much work does it take to pump the oil to the rim of the tank if the conical tank from #y=2x# is filled to within 2 feet of the top of the olive oil weighing #57(lb)/(ft)^3#?
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How do you find the critical numbers of #y = cos x - sin x#?
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What is the antiderivative of #x(sinx)^2#?
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