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A clay ball of 0.1 kilogram is dropped 10 cm above a table. (At halfits mass the collision of the clay ball with the table surface takes 30ms).
Determine what is its impulse?
in the electron gun pictured a potential difference of 12.0 kv is found to bring electrons from rest at the cathode to
What is acceleration of an object sliding down to plane
Consider a a series circuit containing an inductor (100 mH), a capacitor (40 microF) and a resistor (50 ohms). It is connected to the AC mains (f = 60 Hz, VRMS = 120 V), What is the new value of capacitance
an object having a mass of 8.0 g and a charge of 10.0 x 10-5 c is placed in a uniform electric field e where ex 2.00 x
A photon of wavelength 0.91000 nm strikesa free electron that is initially at rest. The photon is scattered straight backward. What is the speed of the recoil electron after the collision
a contestant in a winter games event pushes a 31 kg block of ice across a frozen lake. the coefficient of static friction is 0.1, Calculate minimum Force he must exert to get moving back
A car rounds a curve that is banked inward. The radius of curvature of the road is R = 116, the banking angle is ? = 29°, and the coefficient of static friction is ?s = 0.27. Find the minimum speed that the car can have without slipping.
You have two bar magnets in front of you. For the one on the right (the primary coil), Which way is the current in the primary coil flowing
A small object begins a free-fall from a height of H = 82.5 m at t0 = 0 s. After ? = 2.85 s, a second small object is launched vertically up from the ground with the initial velocity v0 = 40.2 m/s. At what height from the ground will the two objec..
A 1.5 m long stick with a mass of 0.3 kg is pivoted on a hinge at one end and held horizontally by a spring with spring constant 10 N/m attached at the other end
A Cassegrain astronomical telescope uses two mirrors to form the image. Compute the radius of curvature of a secondary mirror
a point charge of -2.00 muc is located in the center of a spherical cavity of radius 6.50 cm inside an insulating
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