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An electrically neutral hollow metal shell is shown below. A point charge of 5 μC is then placed at its centre. Draw on, the figure below in Electrical Field Lines both inside and outside the shell and any charge that is induced on the hollow shell. Draw a graph (including values) of how the electric field varies with radial distance.
Light from a He-Ne laser of wavelength 633 nm passes through a circular aperture. What is the diameter of the hole
normal atmospheric pressure is 1.013 x 105 pa. the approach of a storm causes the height of a mercury barometer to drop
A cosmic ray particle has a mass in its own rest frame of 100MeV. What would be the apparent mass in the observers frame if it were travelling at 0.99c
A kangaroo can jump over an object 2.70 m high. Calculate its vertical speed when it leaves the ground
Two large parallel plates are separated with 1.00mm of air. If the potential dissimilarity between them is 3.0V, what is the magnitude of their surface charge densities?
what mass of water at 27.0 degc must be allowed to come to thermal equilibrium with a 1.59-kg cube of aluminum
What is the required head and discharge of water to be handled by the pump for the branching system? The flow in pipe3 is Q3 ¼ 40 L=s in the direction shown. Use HA ¼ 3 m, HB ¼ 11.5 m, HC ¼ 12 m, HD ¼ 10 m, R1 ¼ 1400 s2=m5, R2 ¼ 2000 s2=m5, R3 ¼ 1..
A toy car of mass 2.0 kg is stationary and a child rolls a truck of mass 3.5kg straight toward it with a speed of 4.0 m/s. What is the velocity of the center of mass of the system
A mechanism is made up of links OA, AB and BD. At the instant shown, link OA is vertical and links AB and BD are horizontally aligned. At this instant, link BD is rotating CW at wbd with this angular speed changing at ?bd.
A roller coaster at an amusement part starts out an a level track 50.0 m long and then goes up a 25.0 m incline at an angle of 30 degrees to the horizontal. what is its displacement from the starting point
At t=0 a wheel rotating about a fixed axis at a constant angular acceleration has an angular velocity of 2 rad/s. what is the angular acceleration of this wheel
A beam of light is incident on a plane mirror at an angle of 32 degrees relative to the normal. What is the angle between the reflected rays and the surface of the mirror?
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