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Kathy buys a sports car that can accelerate at the rate of 4.9 m/s/s. She decides to test the car by racing with her friend Stan. Both start from rest, but Stan leaves the starting line 1.0 second before Kathy. Stan moves with a constant acceleration of 3.5 m/s/s while Kathy maintains her acceleration at 4.9 m/s/s. At what time does Kathy overtake Stan?
On a cool morning, when the temperature is 16.0 ^circC, you measure the pressure in your car tires to be 20.0 psi. After driving 30.0mi on the freeway, temperature of your tires is 51.0 ^circC.
A ship sets out to sail to a point 182-km due north. An unexpected storm blows the ship to a point 158-km due east of its starting point. How far must it now sail to reach its original destination.
In effect, the first circular dark fringe in the diffraction pattern defines the size of the central bright spot on the moon. find the diameter (not the radius) of the central bright spot on the moon.
marvin the martian has run out of gas and is in a circular motion around the sun. His UFO is m=500kg and he is orbiting with a radius of 3 x 10^8 m. What is Marvins angualr velocity around the sun
A 1.65 kg mass is placed on the end of a spring that has a spring constant of 195 n/m. Determine the change in elastic potential energy of the system
A solenoid of radius 2.4 cm has 420 turns and a length of 16 cm. Find the rate at which current must change
A cosmic ray electron moves at 7.00 multiplied by 106 m/s perpendicular to the earth's magnetic field at an altitude where field strength is 1.20 multiplied by 10-5 T
a childs toy consists of a m 32 g monkey suspended from a spring of negligible mass and spring constant k. when the
Establish the Force required to raise a 25.50 kg object by 2 pulleys, the diameter of larger circular pulley is 12.0 cm and the smaller pulley is 8.5 cm.
sound produced at a point is heard by a person after 5 second while the same sound is heard by another person after 6
Two different simple harmonic oscillators have the same natural frequency (f=2.60 Hz) when they are on the surface of the Earth. what is the new frequency of the pendulum
A hammer is hanging by a light rope from the ceiling of a bus. The ceiling of the bus is parallel to the roadway, What is the acceleration of the bus
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