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A movie camera has a converging lens with a focal length of 80.0 mm. It takes a picture of a 144 cm tall person standing 16.2 m away. What is the height of the image on the film?
Detailed explanation of string constraint relation on pulley based problems -
The bullet becomes embedded in the block. If the bullet-block system compresses the spring by a highest of 90cm, what was the speed of the bullet at impact with the block.
Two children ride on a merry-go-round. One is 2 m from the axis of rotation and the other is 4 m from it. Which child has the larger linear speed and acceleration
How long did it take the apple to hit Newton after falling off? Draw a graph of velocity vs
Two large flat planes are separated by a distance d. the plates are connected to a battery. Write an expression for the capacitance
A 1400 wrecking ball hangs from a 20 -long cable. The ball is pulled back until the cable makes an angle of 30.0 with the vertical. By how much has the gravitational potential energy of the ball changed?
What is the force between two balloons with a negative charge of 2.6 x 10-10C if the balloons are 10.0 cm apart?
An unmarked police car travelling a constant 85 km/h is passed by a speeder travelling 145km/h. Precisely 1s after the speeder passes, police officer steps on the accelerator.
80 cm3 of water takes 12 min to cool from 40?C to 15?C in a draft; it is contained in a copper calorimeter of mass 150 g, Calculate the specific heat of the suspension in SI units
The angular momentum of a flywheel having a rotational inertia of 0.148 kg·m^2 about its central axis decreases from 6.70 to 0.560 kg·m^2/s in 3.50 s. How much work is done on the wheel
Graph the power of the laser when it's on. b) Compute the energy in the pulse. c) Compute the number of photons in the pulse.
Find the Youngs modulus for the muscle tissue
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