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An old-fashioned (vinyl) record rotates at a constant rate of 33 revolutions per minute.
(a) Evaluate what is its angular velocity?
rad/s
(b) If the record has a radius of 18 centimeter, find what is the linear speed of a point on its edge?
m/s
Two flat surfaces are exposed to a uniform, horizontalmagnetic field of magnitude 0.58 T. The first surface is tilted atan angle of 21° from the horizontal, and a net magnetic flux of6.4 x 10-4 Wb passes through it.
The second-order dark fringe in a single-slit diffraction pattern is 1.40 mm from the center of the central maximum. Calculate the wavelength of the incident light
The diode laser keychain you use to entertain your cat has a wavelength of 646. what is its average power output
A 66 kg rock climber is climbing a so called chimney between two rock slabs, What is her push against the rock
a sphere of radius 20.0 cm and mass 1.80 kg starts from rest and rolls without slipping down a 30.0ordm incline that
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As well, the barbell rotates clockwise about its own center, with an angular speed 80 rad/s.
The magnetic flux passing through a single loop in a transformer changes at a rate of 0.7 Wb/s. The primary coil has 182 loops and the secondary coilhas 995 loops. Find the voltage in each coil.
two 491 g blocks of wood are 1.63 m apart on a frictionless table. a 10.67 g bullet is fired at 415 ms toward the
A pair of eyeglass frames are made of an epoxy plastic (coefficient of linear expansion = 1.30 10-4°C-1). To what temperature must the frames be heated
Blood can carry excess energy from the interior to the surface of the body, where the energy is dispersed in a number of ways. determine the temperature of the blood
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