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Question: Two uniform spheres, each with mass M and radius R, touch one another. What is the magnitude of their gravitational force of attraction? Express your answer in terms of the variables M, R, and appropriate constants. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
A meter stick is found to balance at the 49.7-cm mark when placed on a fulcrum. What is the mass of the meter stick
1. A 10-kg body is observed to have an acceleration of 5 m/s². What is the net force acting on it? A force of 80N gives an object of unknown mass an acceleration of 20 m/s². What is its mass?
A 50 W light bulb shines through two polarizers. After having passed through the first polarizer, the electric field incident on the second polarizer is 5.0 V/m. The second polarizer sits at a 25° angle from the first polarizer.
A bullet shot straight up into the air returns to it's starting point in 10 seconds. What is the initial speed of the bullet
Part of a long, straight wire is bent into a circular loop of radius R such that the current flows from the left, then around the loop, and then out to the right (see figure). Find the magnitude of the magnetic field at the center of the loop. (us..
The crew of a rocket that is moving away from the earth launches an escape pod, Determine the length of the escape pod as determined by an observer on earth
Two capacitors are connected in parallel across the terminals of abattery. One has a capacitance of 2.9 uF and the other acapacitance of 3.9 uF. These two capacitors together store 7.4 x10-5 C of charge. What is the voltage of the battery?
A 200-pound boy lifts a 40-kg box off of the floor 1.3 meters in 0.7 seconds. determine Which boy is more powerful
A voltage ?v = (110 V) sin ?t (in SI units) is applied across a series combination of a 1.92 H inductor, a 12.5 µF capacitor, and a 12.8 O resistor. Calculate the power at that frequency
Suppose that a NASCAR race car is moving tothe right with a constant velocity of +97 m/s. What is the averageacceleration of the car? Twelve seconds later,the car is halfway around the track and traveling in the oppositedirection with the same speed...
Consider a H-atom at rest and in its ground state. What processes might occur if a free electron of kinetic energy 10.8 eV is incident on the atom?
A rifle fires a 2.39 10-2-kg pellet straight upward, since the pellet rests on a compressed spring that is released when the trigger is pulled. The spring has a negligible mass and is compressed by 9.17 10-2 m from its unstrained length. The pellet r..
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