Determine the momentum of the car
A 30 g car rolls from a hill 12 cm high and is traveling at 154 cm/s as it travels along a 275 cm horizontal track. What is the momentum of the car?
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Two charged bodies exert a force of 0.610 N on each other. If they are moved so that they are one-fourth as far apart, what force is exerted?
A device used in radiation therapy for cancer contains 1.00 g of cobalt (59.933 819 u). The half-life of is 5.27 yr. Determine the activity of the radioactive material.
As a result of this completely inelastic collision, the spring is compressed along its axis and causes the bullet/block to oscillate with an amplitude of 0.200-meters. What is the speed of the bullet?
Calculate the potential energy of an alpha particle(z=2,A=4)Just touching a gold nucleus(z=79,A=197)
What is the maximum compression of the spring, and at what compression of the spring does the box have its maximum speed?
The Occupational Safety and Health Administration (OSHA) suggests a minimum coefficient of static friction of μs = 0.50 for floors. If Ethan, who has mass of 55 kg, stands passively, how much horizontal force can be applied on him before he wi
what are the (a) magnitude and (b) direction of the displacement, the (c) magnitude and(d) direction of the average velocity and the (e) magnitude and (f) direction of the average acceleration?
A projectile is fired horizontally from a gun that is 33.0 m above flat ground, emerging from the gun with a speed of 130 m/s. (a) How long does the projectile remain in the air? (b) At what horizontal distance from the firing point does it strike
Three moles of a monoatomic ideal gas are placed in a portable container with a volume of 0.0038 m3. The temperature of the gas is 290°C. What is the average kinetic energy per molecule? in J
A boxcar of mass 600 tons at rest becomes uncoupled on a 5.00 grade. If the track is considered to be frictionless, what speed does the boxcar have after 15 seconds?
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