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The tires of a car make 75 revolutions asthe car reduces its speed uniformly from 100 km/h to 50 km/h. Thetires have a diameter of 0.80 m.a) What was the angular acceleration?rad/s2b) If the car continues to decelerate at this rate, how much moretime is required for it to stop?
An airplane needs to reach a velocity of 487 km/h to take off. On a 2000 m runway, what is the least acceleration necessary for the plane to take flight.
A tank holds a layer of oil, 1.58 m thick, which floats on a layer of syrup that is 0.66 m thick. Both liquids are clear and do not intermix. A ray, The index of refraction of the syrup is closest to:
the plane of a flat, circular loop of wire is vertical. An external B-field is directed perpendicular to the plane of the loop. What is the direction of the external magnetic field
A 2.40 kg ball is attached to an unknown spring and allowed to oscillate. When does the maximum of acceleration occur
Two narrow slits are illuminated by a laser with a wavelength of 560 nm. Calculate the distance between the two slits
A charged capacitor is connected to an ideal inductor. At time t = 0, the charge on the capacitor is equal to 6.00 µC. What is the amplitude of the current at that same instant
The boiling point of liquid nitrogen is 77.3 K at atmospheric pressure. What is this temperature on the Celsius scale? What is this temperature on the Fahrenheit scale
Two large, flat conducting plates lie parallel to the x-y plane. They carry equal currents, one in the +x and the other in the -x direction, Find the magnetic field strength outside the plates.
The equations of state for electromagnetic radiation in thermodynamic equilibrium with a cavity of volume V at temperature T are P=a T^4/3 and U=a T^4 V, Find the heat capacity for an isochoric (i.e., constant volume) process
The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles, What is the force between the two alpha particles when they are 5.20 10-15 m apart
Compute the required time by the current to reach an initial value in an inductive discharge circuit.
A 1.50-kg iron horseshoe initially at 670°C is dropped into a bucket containing 22.0 kg of water at 26.0°C. What is the final temperature of the water–horseshoe system? Ignore the heat capacity of the container and assume a negligible amount of water..
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