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A 1000 kg is lifted 1 meter.
A) Find the potential energy with respect to the floor?
B) If the car is lifted 2 m high, find the new value of potential energy with respect to the floor?
C) Define the following: Potential energy of an object varies linearly with position (height).
A certain sample of gas has a volume of 20.00 dm3 at 0°C and 1.000 atm. A plot of the experimental data of its volume against the Celsius temperature, ?, at constant p, gives a straight line of slope 0.0741 dm3 (°C)?1. From these data alone (without ..
question a resonant circuit in a radio receiver is tuned to a certain station when the inductor has a value of .250 h
A uniform steel bar swings from a pivot at one end with a period of 1.1s How long is the bar
In the figure, water stands at depth D = 35.0 m behind the vertical upstream face of a dam of width W = 315 m. Discover the torque due to the net horizontal force on the dam, measured regarding a rotation axis parallel to the dam and during point O.
A 100 W lightbulb is plugged into a standard 120 V outlet. How much does it cost per month (30 days) to leave the light turned on continuosly? Assume electrical energy costs 7.5/kWh. (Enter dollars with no unit) What is the resistance of the bulb? Wh..
an electron is shot directly toward the center of a large metal plate that has surface charge density -1.00 × 10-6 C/m2. how far from the plate must the launch point be
a spring with a spring constant k is hung vertically. a mass m is attached to it and released in such a way that the
You put a kettle on to boil and forget about it so that all the water boils away. what is the change in entropy of the water once it has all turned to steam
A block of wood 10cm by 10cm by 40cm with mass 3.2kg and uniformdensity stands on its end on level ground. In the following, assume that static friction with the ground is large enough that if I push on the block, it does notslide.
What is its velocity at impact? What will its average velocity be? What will its average speed be.
To determine the specific heat of an object, a student heats it to 100 in boiling water. She then places the 68.5 object in a 196 aluminum calorimeter containing 135 of water. The aluminum and water are initially at a temperature of 19.5, and are ..
A hungry 650 -N bear walks out on a beam in an attempt to retrieve some "goodies" hanging at the end, what is the maximum distance the bear can walk before the wire breaks
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