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Q1. A hollow aluminium cylinder is to be fitted over a steel piston. At 22°C the inside diameter of the cylinder is 99.2 percent of the outside diameter of the piston. To what common temperature must the two pieces be heated in order that the cylinder just fit over the piston?
Q2. An ocean liner leaves New York City and travels 20.6 ° north of east for 259 km. How far east and how far north has it gone? In other words, what are the magnitudes of components of the ship's displacement vector in the directions (i) due east and (ii) due north?
Two capacitors, C1 = 4.00 µF and C2 = 13.0 µF, are connected in parallel, and the resulting combination is connected to a 9.00-V battery. Find the equivalent capacitance of the combination
At a distance r1 from a point charge, magnitude of the electric field created by the charge is 296 N/C. At a distance r2 from the charge, the field has a magnitude of 168 N/C. Find the ratior2/r1.
A 4.90-g lead bullet traveling at 550 m/s is stopped by a large tree, what is the increase in temperature of the bullet
A runner wearing spiked shoes pulls a 18 kg sled across frictionless ice using a horizontal spring with spring constant 170 N/m. What is the acceleration of the sled
An incoming 40 keV photon interacts with an atom by the Compton scattering process, what is the energy of the scattered photon
An object is in front of a converging lens with a focal length of 11.0 cm. The lens produces a real image located 25.0 cm from the lens. what is the image distance of the new lens
The work done by an engine equals one-half the energy it expels to a cooler at 0C. what is the temperature of the heater
Consider a solid sphere, mass = 4.0 kg, that is spinning with an angular velocity of 23 radians/second.The diameter of the sphere is 0.20 meters
You are a secret agent and find that you have been pushed out of an airplane without a parachute. what is your new terminal velocity with the coat
.A cosmic-ray proton in interstellar space has an energy of 10.0 MeV and executes a circular orbit having a radius equal to that of Mercury’s orbit around the Sun (5.80 m). Illustrate what is the magnetic field in that region of space?
A 0.250 kg ball attached to a string s being swung in a vertical circle, What is the minimum speed at the top of the circle to keep the string from going slack
A baseball player hits a ball at 49.2m/s at an angle of 29.0 degrees above the horizontal. The outfield bleachers are 145 m away from the home plate.
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