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Q1. A camera falls from a blimp that is 259 m above the ground and rising at a speed of 10.2 m/s.
find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s^2.Find the speed at which it hits the ground. Reply in units of cm/s.
Q2. Two identical aluminium objects are insulated from their surroundings. Object A has a net charge of excess electrons. Object B is grounded. Which object is at the higher potential?
Two point charges 3.0cm apart have an electric potential energy -130?J, find the lesser and greater charge
The maximum tension that a 0.5m string can tolerate is 14N. A 2.5kg ball is attracted to the string being whirled in a vertical circle. What is the maximum speed the ball can have at the top of the circle.
A horizontal spring with k = 72N/m has one end attached to a wall and the other end free. find maximum spring compression
A rectangular loop of wire carrying a 4.0-A current is placed in a magnetic field of 0.60 T. What is the area of this loop
A 3.45 kg mass vertically compresses a spring 67.0 cm before it starts to rebound. How high will the Mass move above the uncompressed
The nonconducting spherical shell is replaced with a thin metal spherical shell of diameter 8 cm and a charge of 1.00, What is the net electric field at 50 cm on the positive x axis
A 2.0 mm tall object is 20.0 cm to the left of a diverging lens that has a focal length of f= -30.0 cm. how tall is the image?
An ultrasonic transducer, of the type used in medical ultrasound imaging, is a very thin disk (m=0.10g ) driven back and forth in SHM at 1.0 MHz by an electromagnetic coil, What is the maximum oscillation amplitude that won't rupture the disk
Investigators are researching the appearance of a strange movement of objects in what the local community considers a haunted house. how strong was the magnetic field that produced this EMF
A cylnder holds .5 moles of an ideal gas at temp 334K. The gas expands isothermally from an initail volume of .03 m^3 to a final volume of .4m^3
A charge of +1.80 mC is located at x = 0, y = 0 and a charge of -4.09 mC is located at x = 0, y = 3.16 m. What is the electric potential due to these charges at a point with coordinates x = 4.09 m, y = 0.
Marta flies past you at 78% of the speed of light, traveling in a spaceship that would measure 50 meters from end to end if it were at rest in your reference frame. If you measure the length of her spaceship as it goes by, how long will it be from ..
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