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A wheel initially at rest begins rotating because of a constantangular acceleration. During a certain interval ΔT =16 s, the wheel goes through 110 rev and reaches an angular speedof 11 rev/s. (a) What was its angular speed at the beginning of ΔT? (b) How much timeelapsed between the beginning of the rotation and the beginning ofΔT?
A cue ball, which has a mass of 0.17 kg, collides head on with a stationary 8 ball, what was the speed of the cue ball before and after collision
What is the value of g at the location of this satellite?
Suppose a charge +Q is placed on Earth, and another charge +Q isplaced on the Moon. Find the value of Q needed to "balance" the gravitationattraction between the Earth and the Moon.
a resistor operated at 100v generates joule heat at a rate of 20w. when placed across a 220v source it will draw a
question a balloon is directly west of two observing stations 10 km apart. the angles of elevation of the balloon from
A circular loop of radius 11.5 cm is placed in a uniform magnetic field. what is the strength of the magnetic field
The temperature of the surface of the sun is 6000K and its radius is 696,000Km. How much energy is the sun radiating into space per second
Find the mass flow rate in through the vent in question #1 using the following well-known relationship for the mass flow into an opening:
A wheel is placed on a test stand so that it is free to turn on its axle. What is the moment of inertia of the wheel
A spherical brass shell has an interior volume of 1.60 x 10-3 m3. Within this interior volume is a solid steel ball that have a volume of 0.86 x 10-3 m3. The space between the steel ball and the inner surface of the brass shell is filled completel..
a parallel-plate air capacitor has a capacitance of 300 pf and a charge of magnitude 0.250uc on each plate. the plates
Two wires of the same cross-sectional area and length, but made of different materials, are connected in series. what is the resistivity of the other material
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