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Two identical objects traveling in opposite directions with thesame speed V make a head-on collision.
A. Find the speed of the first object after the collision if they stick together. V
B. Find the speed of the second object after the collision if they stick together. V
C. Find the speed of the first object after the collision if the collisionis perfectly elastic.V
D. Find the speed of the second object after the collision if the collisionis perfectly elastic. V
a parallel-plate air capacitor has a capacitance of 500pf and a charge of magnitude 0.250uc on each plate. the plates
A roughly spherical volume of rock 2.1 km in radius is 30% denser than the surrounding rock, calculate the gravitational acceleration it produces at Earth's surface
1.5 pounds of water within a piston-cylinder assembly execute a Carnot power cycle. During isothermal expansion, the water is heated at 500 F from saturated liquid to saturated vapor. the vapor then expands adiabatically to a temperature of 100 F ..
the human body can survive an acceleration trauma incident sudden stop if the magnitude of the acceleration is 250ms2.
The tractor beam exerts a constant force of 4.0 104 N on the shuttlecraft. Both spacecraft are initially at rest. Explain how far does the starship move as it pulls the shuttlecraft aboard?
A particle with charge ?2 µC is located on the x-axis at the point 4 cm, What is the magnitude of the total electrostatic force on a third particle with a charge of -2 µC placed on the x-axis at -2 cm
Assume the near point of the eye is 25cm. Thedistance between the eyepiece and objective lens in a certaincompound microscope is l =11.3 cm. What is the overall magnificationof the microscope
A 64 kg person on skis is going down a hill sloped at 30° from the horizontal. The coefficient of friction between the skis and the snow is 0.15. What would be the magnitude of acceleration.
Water runs out of the horizontal drainpipe at the rate of 120 liters per minute. It falls 3.20 m to the ground. Assume the water doesn't splash up, what average force does it exert on the ground? (1 liter = 1 kg.)
An electron is moving at 1.8 x 10 ^ -6 m/s when it enters an electric field that shows it. The field has a magnitude of 6200 N/c. How far does the electron penetrate the field before it stops?
question1consider a radius1.0cm circular nondiverging pencil beam of 3x108 photons one-third with an energy of 1 mev
A physics professor requires reading glasses with +1.6 D power toread a book held 39.1 cm away with a relaxed eye. Assume theglasses are 2.5 cm in front of his eyes. What is his uncorrected far point
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