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An airline pilot pulls her 12 kilogram roll aboard suitcase along the ground with a force of 25.0 Newton for 10.0 m. The handle she pulls on makes an angle of 36.5o with the horizontal. Find how much work does she do over the ten-meter distance?
An unknown number of moles of an ideal monatomic gas expand reversibly from Vi = 2.50 m3 to Vf = 3.20 m3, at a constant pressure of 2.11 atm and an initial temperature of 300 K
Taipei 101 (a 101-story building in Taiwan) is sited in an area that is prone to earthquakes and typhoons, What is the period of oscillation of the building
A bird watcher meanders through the woods, walking 0.496 km due east, 0.754 km due south, find the magnitude (in kilometers) of the bird watcher's displacement.
ravinder and mohender were discussing the role of physics in society. ravinder said to mahender that physics does not
If your roommate turns up the radio, increasing the sound level from 70 dB to 82 dB, what is the factor by which the intensity (in W/m^2) increases
A 75 kg man jumps from an airplane. When his parachute deploys, it exerts a 500 N force on the man at an angle of 30 degrees with respect to vertical
One end of a string, 15 m long, is moved up and down with a simpleharmonic motion at a frequency of 30 Hz. What is the wavelength ofthe waves on the string
A stone with a mass of 2.40-kg is released from rest and falls toward Earth (near the surface of the Earth). Use the impulse-momentum theorem to compute its momentum after falling for4.00 seconds.
An underground explosion sends out both transverse (S waves) and longitudinal (P waves) mechanical wave pulses (seismic waves) through the crust of the Earth. What is the distance between the source and the detector
A person rides a motorbike 190 m along a road that slants upward at 9.0 o from the horizontal. How far has the rider gone in the horizontal direction? How much higher will the rider be at the end of the trip?
A deep sea diver should breath a gas mixture that has the same oxygen partial pressure as at sea level, What is the partial pressure of oxygen at sea level
A spaceship of proper length 308 m takes 0.76 µs to pass an Earth observer. Determine the speed of this spaceship as measured
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