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A 0.29 F capacitor is desired. What area must the plates have if they are to be separated by a 3.7 mm air gap
At a height of ten meters above the surface of a freshwater lake, a sound pulse is generated. How deep is the lake
An airplane flying at a distance of 10 km from a radio transmitter receives a signal of intensity 8.4 ?W/m2. what is the transmission power
A simple pendulum makes 143 complete oscillations in 2.80 min at a location where g = 9.80 m/s2. Find the period of the pendulum
in a 10ft^2 room wiyh no window and no doors . The air in the room is 79% N(sub2) and 21% O(sub2). What is the weight of the air
A vertical spring with a spring constant of 440 N/m is mounted on the floor. what height (in cm) above the compressed spring was the block dropped
A playground carousel is free to rotate about its center on frictionless bearings, and air resistance is negligible. What is the person's mass
Two disks have equal masses, m, and radii, R. Their moments of inertia are each .5mR^2. find the acceleration of the center of mass of the lower disk
In a mass-spring system, the mass of the object is 80g and the spring constant is 200N/m. What is the period of oscillataions for this system
A 7.6 cm diameter horizontal pipe gradually narrows to 4.8 cm . When water flows through this pipe at a certain rate, What is the largest size vehicle
A scuba diver is 40 m below the surface of a lake, where thetemperature is 5 degrees C. He releases an air bubble with avolume of 15 cm^3. What is the volume of the bubbleright
Find the magnetic force due to a long wire(8.9A) on a square coil (10A) of side 615cm the centre of which is at 10.1cm from the wire
An archer pulls the bowstring back for a distance of 0.470 m before releasing the arrow. What is the elastic potential energy of the drawn bow
A cylinder is rotating about an axis that passes through the center of each circular end piece. The cylinder has a radius of 0.0550 m, Find the magnitude of the angular deceleration of the cylinder
an object with the dimensions 5.64 cm x 2.97 cm x .92 cm has a mass of 11.5 g. at what depth of the bottom end will the object float
A particle of mass 1.67×10-27 kg moves with a speed of 2.3×108 m/s relative to an observer. What is the kinetic energy of the particle in the rest frame
A 507g mass oscillates with an amplitude of 13.0 cm on a spring whose spring constant is 23.0 N/m. Determine the total energy
Four long wires are kept on each corner of a square of side 58cm and the current of 22A flows throgh them in the direction, Find the magnitude of the net force on the wire
Baking soda, baking powder - what's the difference? Both are white powders, odorless and nearly indistinguishable
You are an EH&S professional returning home from your plant on a summer Friday afternoon at about 4 p.m. You have just picked up some materials from a nearby building supply store for a weeken
The implementation of the program that runs the game involves testing. One of the necessary tests is to see if the simulated spins are random. Create an n-ary relation, in table form, that depicts
Approximate the value of log2 9. Explain how to figure out 3<log2 9<3.5 by integer multiplication or division. Write that X1 = log2 9 = N1 + Y1 where N1 is the integer part and Y1 is the fr
A rocket moves upward from rest with an acceleration of 29.4 m/s2 for 4 seconds. It then runs out of fuel and continues to move upward. Neglecting any air resistance, how high will it rise?
The temperature in Browning, Montana, was 44.0 °F on January 23, 1916. The next day the temperature plummeted to - 56.0 °F. What was the temperature change in Celsius degrees?
A speeder passes a parked police car at 30 m/s. At that instant, the police car starts from rest with a uniform acceleration of 2.44 m/s2.