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If the handle of a tuning fork were to be handled firmly against a table, would the sound from the tuning fork change? If so, explain what would change?
Two mass-spring systems have the same mass and the same total energy. The amplitude of system 1 is three-fourths that of system 2. How do their maximum accelerations compare
An object of unknown mass is attached to an ideal spring with force constant 150N/m and is found to vibrate with a frequency of 6.00Hz. Find the mass of this object
A portable x-ray unit has a step-up transsformer, the 120 V input of which is transformed to the 100kV output needed by the x-ray tubr, what is the number of loops in the secondary
two equally charged insulating balls each weigh 0.42 g and hang from a common point by identical threads 40 cm long.
A horizontal force of 200 N pushes a 10 kg block 5.0 m up along a plane inclined at 37 ° to the horizontal. Calculate the work done by the horizontal force
When a 260 g mass is hung from a vertical spring the new equilibrium position moves down by 8.35 millimeter. Find the equation of position of time and the equation of velocity versus time
An oscillating spring and mass system performing SHM, has a maximumacceleration of a1. If the mass is increased by 50%, and the amplitude remains constant, what is the new maximum acceleration?
A thin circular disk of radius R rotates with angular speed w, about an axis through the centre of the disc and perpendicular to the plane of the disc.
A Fraunhofer diffraction pattern of a single slit of width 0.286 millimeter is produced using light of wavelength 582 nanometer. Obtain the angle subtended by the central diffraction maximum
Find out the effective coefficient of kinetic friction
Suppose a car is traveling at +16.8 m/s, and the driver sees a traffic light turn red. After 0.569 s has elapsed, calculate the stopping distance of the car
A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1380 Hz. The bird-watcher, but, hears a frequency of 1450 Hz. What is the speed of the bird, expressed as a percentage of the speed of sound?
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