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A record turntable rotates through 5.0 rad in 2.8 s as it is accelerated uniformly from rest. What is the angular velocity at the end of that time.
When attaching a mass of 50g on a force table at 90 degrees and an unknown mass at 0 degrees, you get an equilibrant mass to have 230 g positioned at 225 degrees
using a modified version of Kepler's third law. Using a mass formula M1 = a^3/P^2 use this mass to determine the mass of Jupiter using data from its moon Callisto, calculate the mass of Jupiter
A device uses a Stirling cycle on 433 moles of a monatomic ideal gas between two reservoirs with temperatures of 416 K, How much work is done by the device on the gas
Constable Bob inspected skid marks near a traffic accident to determine the acceleration of initial velocity of lawn mower involved in the accident. Bob measured the lawn mower skid marks to be 32 m long. Witnesses said the lawn mower was skiddin..
An oil rig in the gulf is held at its designated drilling location by 3 tugboats. tugboat A oulls with 42000 N straight in the east direction, find the magnitude of the tension of the ropes attached to tugboats B and C
A 120-V motor has mechanical power output of 3.60 hp. It is 87.0% efficient in converting power that it takes in by electrical transmission into mechanical power. Find the current in the motor
A 507g mass oscillates with an amplitude of 13.0 cm on a spring whose spring constant is 23.0 N/m. Determine the total energy
The dipole moment of the water molecule is 6.1 * 10^-30 C * m. In an electric field, a molecule with a dipole moment will tend to settle into an equilibrium orientation such that the dipole moment is parallel to the electric field
On a certain amusement park ride, passengers are seated in a horizontal circle of radius 7.5m. the seats begin to rotate from rest and are uniformly accelerated for 21 seconds to a most rotational speeds of 1.4 rad/s.
Two carts with masses of 12.5 kg and 4.5 kg, respectively, move in opposite directions on the frictionless horizontal track with speeds of 8 m/s and 5 m/s, respectively. The carts stick together after colliding head-on. Find the final speed of the..
A spelunker is surveying a cave. She follows a passage 150m straight west, then 230m in a direction 45, Use a scale drawing to determine the magnitude of the fourth displacement, Determine the direction of the fourth displacement
A positive charge of 4.80 C is fixed in place. From a distance of 3.60 cm a from the fixed positive charge, a particle of mass 5.70 g and charge +3.70 C is released from rest.
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