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A racing vehicle travels on a circular track of radius 198 meter, moving with a constant linear speed of 69.3 m/s. Determine what is its angular speed.
Answer in units of rad/s
liquid water at 20 degrees c has a constant pressure mass specific heat of cp4181.8. suppose that 1kg of liquid water
A loop of diameter d = 12 cm, carrying a current I = 0.4 A is placed inside a magnetic field B = (0.2 T) i^+ (0.4 T) j^. What is the potential energy of the loop
The coefficient of friction between the 3.00 kg block and the surface is 0.400. The system starts from rest. Find the speed of the 5.00 kilogram ball when it has fallen 1.50 meter
question1a softball of mass m 0.195 kg is pitched at a speed v0 27.3 ms. due to air resistance by time it reaches
A water-skier is moving at a speed of 14.3 m/s. When she skis inthe same direction as a traveling wave, she springs upward every0.838 s because of the wave crests. evaluate the speed and the wavelength of the wave
An observer on earth sees an alien vessel approach at a speed of .6c. A second spaceship comes to the rescue overtaking the aliens while moving directly toward Earth at a speed of .90c relative to earth.
Dan is gliding on his skateboard at 4.00m/s . He suddenly jumps backward off the skateboard, kicking the skateboard forward at 6.00m/s, How fast is Dan going as his feet hit the ground
During a lightning flash, there exists a potential difference of V(Cloud)-V(Ground)=1.2 x10^9V between a cloud and the ground. As a result, a charge of -25 C is transferred from the ground to the cloud.
How much heat (in kcal) is necessary to change 68 g of ice at -33°C into water at 34°C? How many electrons were removed
question1a 67 human sprinters can accelerate from rest to 11 in 3.0. throughout the similar interval a 32 greyhound can
A bullet of mass 8.80 x 10-3 kilogram, moving at 1250 m/s impacts a tree stump and penetrates 4.00 centimeter into the wood before coming to rest. determine how far would it penetrate into the wood
A student wants to lose some weight. He knows that rigorous aerobic activity uses about 700 kcal/h (2900 kJ/h) and that it takes about 2000 kcal per day (8400 kJ) just to support necessary biological functions, at what rate will this student "burn"..
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