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A meter stick is on a pivot stand with the pivot placed at the 60 centimeter mark. The mass of the stick itself is 200 g. The CG of the stick is at the 50 cm mark. A 100 g mass is placed at the 10 cm mark. Find at what mark on the stick should a 350 g mass be placed to balance it?
A 40.0 liter gas tank is filled to the brim with gasoline when the temperature is 5.00°C. Gasoline has a coefficient of volume expansion of 950 10-6/°C. If the gas tank is moved into the sun of a hot summer day, the temperature of the gas tank is ..
A laser used to weld detached retinas emits light with a wavelength of 654nm in pulses that are 20.2ms in duration. How much energy is in each pulse
scenario a man begins pushing a box from rest up a ramp angled at 22 degrees from horizontal exerting a constant force
find the net force magnitude and direction acting on a 0.5c charge due to a 3c charge 1.2 meters away at an angle of 30
Two identical capacitors are connected in parallel to an ac generator that has a frequency of 580 Hz and produces a voltage of 24 V. What is the capacitance of each capacitor
Suppose that a small incandescent light bulb (R=2.88 kilo ohms) is connected to a standard European household AC electrical socket (240.-V rms voltage and 50.0 Hz frequency). find the average power dissipated by the light bulb
A model rocket is fired vertically from rest. It has a net acceleration of 18.5 m/s2. Ignoring air resistance, how high does the rocket travel
A polar bear starts at the North Pole. It travels 1.0 km south, then 1.0 km east, then 1.0 km north, What was the bear's average velocity
At what height above the surface of the earth does the balloon have a speed of 7-m/s.
Two blocks (M1 = 2.75 kg and M2 = 6.49 kg) are in contact on a frictionless, horizontal tabletop. What is the contact force between the blocks
A circular pan of radius b = 10.10 cm has a plastic bottom and metallic side wall of height h = 2.20 cm . It is filled with solution of resistivity 2.20 ?·m. find the resistance of the conducting solution in this geometry
a carnot engine absorbs 53.2 kj as heat and exhausts 33.0 kj as heat in each cycle. calculate a the engines efficiency
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