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A pendulum bob oscillates in simple harmonic motion between points A and -A. Which property of the bob goes to zero and changes direction at each extreme position a and -A.
A) Total Mechanical Energy
b) Kinetic Energy
c) acceleration
d) Velocity
e) potential energy
determine the resultant displacement graphically.what is the magnitude of repulsive force pushing these two spheres apart.
A jetliner can fly 5.32 hours on a full load of fuel. Without any wind it flies at the speed of 220 m/s. The plane is to make a round-trip by heading due west for a certain distance, turning around, and then heading due east for the return trip.
a charge q is distributed uniformly around a thin ring of radius r. the ring is rotating about an axis through its
Assume that a spacecraft lands on an asteroid and bores a hole perpendicular to its surface, what is the circumference and radius of that asteroid
17.8 grams of liquid water are at 0 degrees celesius and another 17.8 grams are at 100 degrees celsius. What is the mass (in grams) of the liquid water that remains
A gyroscope slows from an initial rate of 32.0 rad/s at a rate of . How many revolutions does it make before stopping
A spaceship travels past an observer at a speed of 0.6c. What time would the observer record for the same event
A carpenter carries his 8kg toolbox at constant speed up 2 flights of stairs, each 3m high, in one minute. How much work did the carpenter do in carrying the toolbox up 2 flights
The resonance frequency of an RLC circuit is1100 Hz. What is the resonance frequency if theinductance L is doubled? What is the resonance frequency if hecapacitance C is doubled?
You bring a 350-g wrench into the house from your car. The house is 15 C warmer than the car, and it takes 2.52 kJ of energy to warm the wrench by this amount. Find (a) heat capacity of the wrench and (b) specic heat of the metal it's made from.
A 190g ball is dropped from a height of 1.9m , bounces on a hard floor, and rebounds to a height of 1.4m. What maximum force does the floor exert on the ball
An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.225 T, find the radius of the circular path
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