A cart with a mass of 8.0 kilograms is attached to a spring. When
released from the spring, the cart travels up a hill with a height of 11
meters. The cart comes to rest at the top of the hill. The spring is 100%
efficient. How much elastic potential energy was required to bring the
cart to rest at the top of the hill? Include your units.
Answers: 2
Physics, 22.06.2019 03:30, natu2072
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
Answers: 1
Physics, 22.06.2019 10:30, johnthienann58
The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
A cart with a mass of 8.0 kilograms is attached to a spring. When
released from the spring, the ca...
Mathematics, 02.03.2020 21:06