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1. Find the conversion factor between weights measured in Newtons to weights measured in pounds.
2. Express the density of water (1 g/cm^3) in the mks systems.
3. Calculate the conversion factor between energies measured in Joules and energies measured in British Thermal Units
A pendulum bob with a mass of 0.38 kg is attached to a 1.5 m long string as shown. determine the change in its gravitational potential energy
A mass m slides in the bottom of a hemispherical bowl of radius R under the influence of gravity. Find the constraint force
What is the maximum speed with which a 1350kg car can round a turn of radius 71m on a flat road if coefficient of static friction between tires and road is 0.40.
A grating with 504 lines/mm is illuminated with light of wavelength 305 nm. What is an angular separation between the two lines formed in order m = 2.
A loudspeaker in a parked car is producing sound whose frequency is 20680 Hz, what is the minimum speed of the moving car
An ideal monatomic gas is the working substance of a Carnot engine. During the isothermal expansion the volume doubles. Compute the temperature of the reservoirs between which the engine operates
The tires of a car make 58 revolutions as the car reduces its speed uniformly from 91km/h to 36km/h . The tires have a diameter of 0.84m. how much more time is required for it to stop
The mirrors used in a particular type of laser are 99.99% reflecting. What is the force due to radiation pressure on one of the mirrors
In 2.8 days the number of radioactive nuclei decreases to one-eighth the number present initially
A flower pot on a balcony railing falls to the ground 9.03 m below. A cat directly beneath the pot sees it begin to fall. How long does the cat have to move
Near the surface of the Earth there is an electric field of about 150 V/m which points downward. Use conservation of energy to determine the difference in the speed of the two balls when they hit the ground
Twenty particles, each of mass m0 and confined to a volume V, have various speeds: two have speed v, FIND the pressure they exert on the walls of the vessel
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