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An object is 24.2 cm from the center of a silvered spherical glass Christmas tree ornament 5.90 cm in diameter.
A) What is the position of its image?
s'=?
B) What is the magnification of its image?
m=?
A weather satellite encircles the earth at an orbital speed of 6200 m/s. How high above the earth's durface does it orbit
The moon's diameter is 3.48 × 106 m, and its mean distance from the earth is 3.85 × 108 m. Find the diameter of the moon's image on the slide film
Communications satellites are placed in a circular orbit where they stay directly over a fixed point on the equator as the earth rotates. find the speed of a satellite in geosynchronous orbit
A resistor with an unknown resistance is connected in parallel to a 12 ohm resistor. while both resistors are connected to an emf source of 12 V, current across the unknow resistor is measured with an ammeter to be 3.0 A. What is the resistance of..
Starting from rest, you move with a constant acceleration of 2.1 m/s2 for 13.0 s and then move with an acceleration of -2.1 m/s2, What is your maximum speed attained
Suppose the act of throwing the tool takes the austronaut 0.7 seconds, that is she applied a force to the tool before it leaves her hand. What velocity toward the space shuttle will that have given her? And if she was 12m away from the shuttle to sta..
A disk with mass m = 8.8 kg and radius R = 0.38 m begins at rest and accelerates uniformly for t = 17.2 s, to a final angular speed of ? = 33 rad/s. What is the moment of inertia of the disk
Each plate of a parallel-plate capacitor is a square of side 0.0339 m and the plates are separated by 0.407 × 10-3 m. Find the electric field strength inside the capacitor
What is the rms current in an RC circuit if R = 29.1 k?, C = 0.820 µF, and the rms applied voltage is 120 V at 60.0 Hz? (in A) A: 9.27×10-4 B: 1.34×10-3 C: 1.95×10-3 D: 2.83×10-3 E: 4.10×10-3 What is the phase angle between voltage and current? (in d..
You are designing a banked turn at an automobile racetrack, The coefficient of static friction between the track and the tires is 0.400. What are the radius of curvature R and banking angle
A basketball player achieves a hang time of 0.987 s in dunking the ball. What vertical height will he attain
what type of motion is occuring when the slope of a position vs time graph is zero, what type of motion is occuring when the slope of a position vs time graph is constant
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