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a block with mass M rests on a frienctionless surface and is connected to a horizontal spring force k. The other end of the spring is attatched to a wall. a second mass m rests on top of the first block.The coefficient of static friction between the blocks is Ms. Find the maximum amplitude of oscillation such that the top block will not slip on the bottom block?
A weightlifter bench-presses a 170.0 kg barbell from his chest to a height equal the length of his arms 0.750 m. What is the potential energy of the barbell relative to the weightlifter\'s chest after he lifts the barbell
When blue light with a wavelength of 471nmilluminates a diffraction grating, What is the maximum spacing between lines on this grating
A boy tosses a ball in the vertical direction off the side of a cliff. if the initial velcoity of the ball is 15 m/s upward, determine the maximum height sb reached by the ball
A middle-aged man starts to wear eyeglasses with lenses of +2.0 D that allow him to read a book held as close as 25 cm. Several years later, What is the power of the new lenses
A small turtle moves at a speed of 165 furlongs per fortnight. Find out the speed of the turtle in centimeters per second. Note that 1 furlong = 220 yards and 1 fortnight = 14 days.
Find the minimum initial speed of a projectile in order for it to reach a height of 2135 km above the surface of the eartH
What is the total charge of all the electrons in a 16 kg bar of iron, What is the net charge of the bar if it managed to get rid of 2% of the electrons
A 20 g bullet inelastically collides with a 3 kg wooden block at rest. find How much energy is lost in the collision
Consider laser eye surgery, in which laser light with a wavelength of 426 nm at a power output of 1.6 W is used to reattach a detached retina. how many photons are emitted by the laser
A 5 kg block sits on a surface with a maximum static coefficient of friction of 0.60. A 10g bullet is fired into the block. What must be the speed of the bullet to just make the block start moving
a long horizontal wire carries a current of 48 amps. A second wire, made of 2.5 mm diameter copper wire and parallel to the first, is kept in suspension magnetically 15 cm below. Determine the magnitude and direction of the current in the lower wi..
A fictional spaceship accelerates at a constant rate of 0.104 m/s2. How long would it take to reach the moon, 4.08 108 m away
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