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A 0.30m radius tire accelerates from rest at a constant 2.0rad/s2 over a 5.0 sec interval. What is the tangential component of acceleration for a point on the outer edge of the tire through the 5 sec interval?
A speeder is pulling directly away and increasing his distance froma police car that is moving at 25.1 m/s with respect to the ground.The radar gun in the police car emits an electro magnetic wave witha frequency of 7.16E+9 Hz.
A wheel rotating about a fixed axis with a constant angular acceleration of 2.0 rad/s2 turn through 2.4 revolutions during a 2.0-second time interval. Find the angular velocity at the end of this time interval
A house has a volume of 450 m3. The air-conditioning system is designed to replace the air in the house every hour, The air in the ducts flows at 5.0 m/s, find the width of the ducts
A hypodermic syringe contains a medicine with the density of water, Determine the speed of the medicine as it leaves the needle's tip
Calcium carbonate, CaCo3, can be in two different solid phases, calcite or aragonite. Which phase is more stable at room temp? At what pressure are both phases stable?
Water is boiling in a pan at sea level on a stove. During 10 minutes of boiling, it is observed that 200 grams of water has evaporated. Then the rate of heat transfer to the water is what is kJ/min?
A neutron turns into a proton and an electron. The electron goes in one direction and the proton goes in the opposite direction. find the maximum separation distance of the two particles
What is the kinetic energy of a carbon atom moving with a speed of 500 m/s.
Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be circular and 360 km above the surface of the Moon, where the acceleration due to gravity is 1.16 m/s2. The radius of the Moo..
At t = 0 a grinding wheel has an angular velocity of 23.0 rad/s. It has a constant angular acceleration of 31.0 rad/s2 until a circuit breaker trips at t = 2.00 s. From then on, it turns by 432 rad as it coasts to a stop at constant angular accele..
A block sits on a plate that in turn rests on the surface of a fluid, what is the pressure P in the fluid just below the plate
What is the net upward force on an airplane wing of area 26.0 m2 if the speed of air flow is 246 m/s across the top of the wing and 222 m/s across the bottom
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