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A certain groove in a phonograph record moves past the needleat 30 cm/s. If the wiggles in the groove are 0.1 mm apart, what is the frequency of the sound that is produced?
A baseball (m = 148 g) approaches a bat horizontally at a speed of 41.5 m/s (93 mi/h) and is hit straight back at a speed of 45.9 m/s (103 mi/h).
Water flows through a Venturi meter with a pipe diameter of 10.0 cm, The U-tube manometer is partially filled with mercury, Find the flow rate of the water in the pipe
A rigid rod of mass 3.50 kg and length of 1.50 m rotates in a vertical (x,y) plane about a frictionless pivot through its center. Determine the size of the angular acceleration of the system
Two capacitors are connected to a battery. The battery voltage is V = 50 V, and the capacitances are C1 = 2.00 µF and C2 = 4.00 µF. Determine the total energy stored by the two capacitors when they are wired (a) in parallel and (b) in series.
A mass m slides without friction on a 1-dimensional track. The mass is moving from left to right with initial velocity v0. Determine the position where the mass will come to rest
A 2000kg car accelerates from 20 to 60km/h on an uphill road. Determine the work done by the engine
An airplane is flying due north at 180 m/s. The Earth's magnetic field has a northward component of 0.3 mT and an upward component of 0.46 mT. what is the motional emf between the wingtips
Consider a transverse wave were represented by function y= 2.3 sin(1.9x-25t), where y,x, and t are in units of m,m, and seconds respectively. Determine the wavelength in meters.
A 0.540 kg football is thrown with a speed of 15.5 m/s. What is the magnitude of the impulse delivered to the ball by the receiver
At the beginning of a dive, a diver is in the layout position with an angular velocity of 100°/s and a moment of inertia of 15 kg·m2. What is the diver's moment of inertia in the tuck position
q1. consider a too-small space station that consists of a 3.1 m radius rotating sphere. a man standing inside is 2.0 m
A charge +8.2 ?C is placed at the center of the hollow spherical conductor with the inner radius 3.3 cm and outer radius 5.0 cm. What is the total charge on the interior surface
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