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A car originally traveling at 30m/s manages to brake for 5.0 seconds while traveling 125 m downhill. At that point the brakes fail. After an additional 5.0 seconds it travels an additional 150 m down the hill. What was the acceleration of the car after the brakes failed?
In a two-slit experiment, the slit separation is 3.00 Ã- 10-5 m. The interference pattern is recorded on a flat screen-like detector that is 2.00 m away from the slits.
A plane of a 5.0 cm x 8.0 cm rectangular loop of wire is parallel to a 0.19 -T magnetic field. The loop carries a current of 6.2 A. obtain the magnetic moment of the loop
Suppose the total power of a laser beam (optical output power) is 0.5 x 10-3 W. what is the average intensity of light within the square
4 moles of a monatomic ideal gas occupy a volume of 23 cm3 at a pressure of 5 atm. the volume is changed to 89 cm3.a if
A cart of mass m1 = 0.500 kg moves with a velocity of 0.900 m/s to the right on a frictionless track. It collides with another cart of mass m2 = 0.500 kg at rest. Car m1 stops and m2 moves in the direction that m1 was traveling. What is the magnitude..
A 2.62-g bullet, traveling at a speed of 417 m/s, strikes the wooden block of a ballistic pendulum, How high does the combination rise above its initial position
A camera takes a perfectly exposed picture when the lens diaphragm is set to f/4 and the shutter speed is 1/250 s, what should the new shutter speed be so that the exposure is still correct
Marta flies past you at 78% of the speed of light, traveling in a spaceship that would measure 50 meters from end to end if it were at rest in your reference frame. If you measure the length of her spaceship as it goes by, how long will it be from ..
A special electronic sensor is embedded in the seat of a car that takes riders around a circular loop-the-loop at an amusement park. The sensor measures the magnitude of the normal force that the seat exerts on a rider.
Calculate g for space shuttle territory. A 7.0×10-2-{rm kg} toy airplane is tied to the ceiling with a string. When the airplane's motor is started, it moves with the constant speed of 1.30 m/s in a horizontal circle of radius 0.47 m.
a wooden box on a wooden table is pulled at constant speed by a 10n force at a 30 degree angle. what is the mass of the
A solid conducting sphere with radius that carries positive charge is concentric with a very thin insulating shell of radius 2 that also carries charge . The charge is distributed uniformly over the insulating shell. Q: Find the magnitude of the elec..
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