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Question: Suppose you have a glass sphere 100 cm3 in volume. When you heat it up from 20 ?C to 80 ?C, its volume increases by 0.024 cm3. What is the fractional change in its volume?
A high speed photograph of club hitting a golf ball is shown in the figure below. find the average force exerted on the ball by the club
temperatures are often measured with electrical resistance thermometers. suppose that the resistance of such a
A uniform beam of length 5.4 m and mass 12 kg supports a28 kg mass. The cable is at an angle of 58.4 with the wall and the beam is attached to the wall by pivoting pin at an angle of 58.8 by the wall. Discover the tension in the cable. The accelerati..
A test tube contains 2.86x10-4 m3 of liquid carbon tetrachloride (? = 1240x10-6 (C°)-1) at a temperature of 67.0°C. Find the volume of carbon tetrachloride in the test tube at -13.0°C
The captain of an infamous ship spots an iceberg ahead. Currently the ship is travelling east at a speed of 37.0 knots. How many seconds will it take before the iceberg is directly ahead of the ship
A beam of light enters a cube of flint glass (n = 1.65) at a 24 degree angle from the normal. Calculate the exact angles the light travels at
a ball is kicked from a point 38.9 m away from the goal. the crossbar is 3.05 m high. if the ball leaves the ground
A 5 cm diameter coil has 20 turns and a resistance of 1 Omega. A magnetic field perpendicular to the coil is B = 0.02t + 0.1 t^2, where B is in tesla and t is in seconds. Find an expression for the induced current I(t) as a function of time.
Draw a sketch that shows the distribution of dipoles in a ferromagnetic solid in zero applied magnetic field. Illustrate what is the name given to internal interaction acting on the dipoles
A parallel-plate capacitor has 3.95 cm2 plates that are separated by 4.29 mm with air between them. how much energy does it store
An Olympic long jumper is capable of jumping 8.5m .Assuming his horizontal speed is 9.5m/s as he leaves the ground, How high does he go
question a 575 ohms resistor and a 260mh inductor are connected in series with an ac generator with an rms voltage of
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