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An advertisement claims that a particular automobile can "stop on a dime". What net force would actually be necessary to stop an automobile of mass 910kg traveling initially at a speed of 37.0km/h in a distance equal to the diameter of a dime, which is 1.8cm ?
A toy cannon uses a spring to project a 5.31-g soft rubber ball. The spring is originally compressed by 4.97 cm and has a force constant of 8.09 N/m. At what point does the ball have maximum speed
We will use solar heater as input in steam power cycle for plant. Water initially has temperature of 40 degree, find the Isentropic efficiency of turbine
A 60 kg block is pushed 5m up a fricitonless incline to a height 1m above the ground. How much work is done by the person on the block pushing it up the incline
A capacitor of capacitance C, is charged to a potential differenceV0 the terminals of the charged capcitor are thenconnect to a capacitor of C/2. What is the original charge of the system
A mass m = 6.9 kg hangs on the end of a massless rope L = 2.09 m long. Now a peg is placed 4/5 of the way down the pendulum's path so that when the mass falls to its vertical position it hits and wraps around the peg. How fast is the mass moving at..
An RLC series circuit has a 2.50 ? resistor, a 100 µH inductor, and an 80.0 µF capacitor. Find the average power at the circuits resonant frequency
Oppositely charged parallel plates are separated by 4.79 mm. How much work must be done on the electron to move it to the negative plate if it is initially positioned 2.06 mm from the positiveplate
fuel systems of modern cars are designed so thermal expansion of gasoline doesnt result in wasteful and polluting fuel
Neutron stars, such as the one at the center of the Crab Nebula, have about the same mass as our sun, but a much smaller diameter. If you weigh 670 N on the earth, what would you weigh on the surface of a neutron star that has the same mass as our su..
You are pulling a crate across the floor. The block has a mass of 65.0 kg. You exert a horizontal force of 140. find direction of the acceleration of the crate
the electric force between two charged particles becomes weaker with increasing distance. suppose instead the electric
a bungee cord is 30.0 rm m long and when stretched a distance x it exerts a restoring force of magnitude kx. your
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