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1) Suppose you rotate a 1000 turn, 19 cm diameter coil in the Earth's 5.00 x 10-5 T magnetic field. What is the peak emf generated in V, given the plane of the coil is originally perpendicular to the Earth's field and is rotated to be parallel to the field in 8.5 ms?
2) Suppose a book is held 6.7 cm from a 12-cm focal length lens. Find the magnification of the image of the book. Find the magnification of the lens when the book is held 9.7 cm from the magnifier.
q1. presume the gravitational field vector of a spherically symmetric mass distribution is a constant i.e. independent
A spacecraft is in a circular orbit of radius 3.3*104 km arounda 1.9*1030 kg pulsar. The magnetic field of the pulsar at that radial distanceis 1.6*102 T directed perpendicular to the velocity of the spacecraft.
A spring loaded ballistic pendulum gun requires an increasing force to load. When loading a ball of mass 0.056 kg, how high would ball rise if it was fired verticall upward
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. What is the work done on the jet by the catapult
a rock climber throws a small first aid kit to another climber who is higher up the mountain. the initial velocity of
Bowling balls are roughly the same size, but come in a variety of weights. Given its official circumference of roughly 27.4 inches, calculate the heaviest bowling ball
a car makes a trip due north for three-fourths of the time and due south one-fourth of the time. the average northward
A stunt man (82.0 kg) swings across a valley at the end of a 25.6 m long rope. Find the tension in the rope at the bottom of the swing
A 0.2 kg object is suspended from a spring by a spring constant of K=10 N/m. The object moves with simple harmonic motion and has an amplitude of0.08 m. What is the potential energy of the system when the object displacement is 0.08 m?
Suppose he hits the ball with a speed of 29 m/s at an angle of 26° above the horizontal. Explain how long was the ball in flight? How far did it travel?
A giant yo-yo of mass 360 kg measuring about 1.5 m in radius was dropped from a platform 60 m high, find the velocity of descent at the end of the fall
the working substance of an engine is 1.00 mol of a diatomic ideal gas. the engine operates in a cycle consisting of
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