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A thin spherical shell of silver has an inner radius of 7.80 x 10-2 m when the temperature is 28.9 °C. The shell is heated to 139 °C. Find the change in the interior volume of the shell.
A rotating wheel requires 3.08-s to rotate through 37.0 revolutions. What is the constant angular acceleration of the wheel
a car traveling due east at 20 m/s reverses its direction over a period of 10 seconds so that it is traveling due west at 20 m/s. find the direction of the car's average acceleration
The position of a cart that is oscillating on a spring is given by the equation x= 12.3 cm cos [(1.26 s-1)t] . When t= .805s , what are the (a) velocity and (b) acceleration of the cart ?
A man drops a baseball off of the top of the Empire State Building. If an action force is the pull of the Earth on the ball, then what is the reaction force.
A spherical shell has an outside radius of 2.55 cm and an inside radius of a. The shell wall has uniform thickness, What is this maximum mass
Diffraction plays an important role in which of the following phenomena.
Using the kinematic equation, prove that if two balls are released simultaneously from table, one with zero velocity and the other with a horizontal velocity, they would both reach the ground at the identical time.
A jet flying at 132 m/s banks to make a horizontal circular turn. The radius of the turn is 3810 m, and the mass of the jet is 1.88 105 kg
A 3.7cm x 5.8cm rectangle lies in the xz-plane, What is the electric flux through the rectangle if E = (80i + 70j) N/C
A ball of mass 0.200 kg has a velocity of ; a ball of mass 0.300 kg has a velocity of . They meet in a head-on elastic collision. Proof that the collision was elastic
If it takes him 0.200 s to get brakes on and he is 20, from the intersection when he sees the light, will he be able to stop in time.
Lightning As a crude model for lightning, consider the ground to be one plate of a parallel-plate capacitor and a cloud at an altitude of 680m to be the other plate. Assume the surface area of the cloud to be the same as the area of a square that ..
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