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Suppose the meter stick made an angle of 20 with the horizontal (the 0 mark above and the 100 cm mark below the horizontal ) when in equilibrium. Find the perpendicular distance between the axis of rotation and the lines of action of W & the 100 gm mass.
A 35 g bullet moving at 475 m/s strikes a 4.20 kg bag of flour that is on ice, at rest. The bullet passes through the bag, leaving at 270 m/s. How fast is the bag moving when the bullet exits.
A very long, straight solenoid with a cross-sectional area of 6.00cm2 is wound with 40.0 turns of wire per centimeter, What is the average induced emf in the secondary coil
Two block each of 3.0 kg are held by strings. The upper string exerts a force F of 100 Newtons. find the force exerted by the lower string on the lower block
A 7.57- g bullet is moving at 689.00 m/s as it leaves the 0.63- m-long barrel of a rifle. What is the average force on the bullet
A 2.61e-6 F capacitor is charged to 1270 V and a 6.58e-6 F capacitor is charged to 420 V. what will be the potential difference across each
Use 9.81 for the magnitude of the acceleration due to gravity.
A 7.80-g bullet moving at 500 m/s penetrates a tree trunk to a depth of 5.40 cm. find the average frictional force that stops the bullet
A Boeing 777-200 airliner with a wingspan of 64.0 m is flying perpendicular to the Earth's magnetic field at its cruising speed of 250 m/s. What potential difference is induced between the plane's wingtips
A satellite circles the earth in an orbit whose radius is 2.25 times the earth's radius. What is the period of the satellite
As an admirer of Thomas Young, you perform a double-slit experiment in his honor. How far on the screen are the first bright fringe and the second dark fringe from the central bright fringe
question1a concave mirror is made by coating the inner surface of a segment of a spherical shell with a reflecting
An astronaut is traveling in a space vehicle that has a speed of 0.485c relative to Earth. The astronaut measures his pulse rate at 77.5 per minute. What pulse rate does the Earth observer measure
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