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A wheel of radius 1.5m rotates at a constant angular velocity. A point at the edge of the wheel experiences centripetal acceleration of 1.2m/s^2. What is the linear speed of that point?
A vertical heat-insulated cylinder is divided into two parts by a movable piston of mass m. Find the final temperature of the gas
The velocity of an airplane with respect to the ground is 2.00 x 102 m/s at an angle of 30.0 degrees NORTH of EAST. What is the velocity of the air with respect to the ground
Monochromatic light ( = 630 nm) strikes a pair of slits at normal incidence, forming a double-slit interference pattern on a screen located 1.20 m from the slits. It shows the interference pattern observed on the screen. What is the slit separatio..
A major-league catcher gloves a 93 mi/h pitch and brings it to rest in 0.14m. If the force exerted by catcher is 803 N, what is the mass of the ball.
If an object is placed 0.820cm from the objective lens, calculate the distance between the lenses when the microscope is adjusted for a relaxed eye
A 2.0 kg ball swings in a vertical circle on the end of an 80cm long string. Calculate the speed, magnitude and direction of acceleration
Visible light passes through a diffraction grating that has 900 slits per centimeter, and the interference pattern is observed on a screen that is 2.56 m from the grating. In the first-order spectrum, maxima for two different wavelengths are separ..
there are 4 charges located on the corners of a square of side d. q1(top left = +1q) q2(top right= -1q), compute the electric potential at the center of the square
A person doing a chin-up weighs 655 N exclusive of the arms. During first 15 cm of the lift, each arm exerts an upward force of 355N on the torso. If the upward movement starts from rest, what is the person's velocity at this point.
A mixture of ethyl alcohol (molecular mass = 46.1 u) and water (molecular mass = 18.0 u) contains one mole of molecules. What mass m of water does it contain
Wildlife biologists fire 20-g rubber bullets to stop a rhinoceros charging at 0.81m/s. What impulse does each bullet deliver
Two blocks are connected by an ideal string that passes over a massless, frictionless pulley. determine the magnitude of the blocks acceleration
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