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Q. A 14 kg runaway grocery cart runs into a spring with spring constant 240 N/m and compresses it by 56 cm. what was the velocity of the cart before it hit the spring?
Q. Suppose one gallon of gasoline produces 1.1 x10^8 J of energy, and this energy is sufficient to operate a car for 18 miles. An aspirin tablet has a mass of 275 mg. If the aspirin could be converted completely into thermal energy, how many miles would the car go on a single tablet?
A spherical conducting shell has an interior radius of 18 cm and an outer radius of 21cm. The shell carries a net charge of -2.4 micro coulombs. A point charge of charge +6.4 micro coulombs is placed at the center of spherical shell.
What is wave number
Estimate how many times planet has orbited its star
Given that 12g of carbon combines with 16g of oxygen to form carbon monixide, how various grams of carbon monoxide can be made from 48g of carbon and 48g oxygen.
A mass of 1.60 kg stretches a vertical spring 0.335 m. If the spring is stretched an additional 0.164 m and released, how long does it take to reach the (new) equilibrium position again.
A 1530 kg car is travelling with the speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to the halt in a distance of 40.00 m.
Portray how asynchronous simulation can be used to predict the motions of this system and outline the data structures that would be necessary to implement such a program.
Suppose a train engineer is climbing a vertical ladder at a speed of 0.2m/s while the train is slowly coasting east at 0.70 m/s. Find out the vector of the engineer relative to the ground in rectangular notation.
A music store has jazz, classical, country-western and rock music albums on tapes and CDs in the following quantities finding the probability.
An electric field is set up between two parallel plates, each of area 2.2 m2, by putting 1.0 C charge on one plate and the -1.0 C charge on the other. The plates are separated by 4.0 mm. What is the magnitude of the electric field between the plates ..
On December 3 at 11 pm you look toward the eastern horizon and see the bright star Procyon rising. At approximately what time would Procyon rise one week later, on December 9.
A 13 g bullet traveling 215m/s penetrates a 2 kg block of wood and emerges cleanly at 157m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after bullet emerges.
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