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Problem:
Here is a displacement-time graph of an object moving with simple harmonic motion. What is the frequency of the SHM?
A: 0.40 Hz
B: 1.25 Hz
C: 2.50 Hz
D: 5.00 Hz
Calculate for a rectangular surface with the vertices (b,a/sqrt(2),0), (0,a/sqrt(2),0), (0,0,a/sqrt(2)), and (b,0,a/sqrt(2)) the vectorial surface element dS (Hint: Find first a suitable parametrization of the surface).
A crane's trolley at point P moves for a few seconds to the right with constant acceleration, and the 875 kilogram, Find what is the acceleration of the trolley and load
Suppose you have a spherical balloon filled with air at room temperature and 1.0 atm pressure; its radius is 11 cm. what's the balloon's new radius
An air bubble has a volume of1.80cm3when it is released by a submarine105m below the surface of a lake. What is the volume of the bubble
An opaque cylindrical tank with an open top has a diameter of 3 meters and is completely full of water. How deep is the tank
A pot containing 730 g of water is placed on the stove and is slowly heated from 29°C to 86°C. Calculate the change of entropy of the water
One of the asteroids, Ida, looks like an elongated potato. Surprisingly it has a tiny (compared to Ida) spherical moon! what must your orbital speed be
A steel ball is thrown in the air with a speed of 3.6 m/s at an angle of 70 degrees from the horizontal. It drops on another steel ball of 1.4 times its mass resting on a sandy surface. If the original ball comes to a rest after the collision and ..
When a 700? resistor is connected across an AC power supply, the resistor dissipates energy at a rate of 15.0W. Find the maximum current through the resistor
An airplane travels 170 m/s as it makes a horizontal circular turn which has a(n) 1.4 km radius. What is the magnitude of the resultant force on the 150 kg pilot of this airplane
A small ferry boat is 4.0m wide and 6.0m long and is floating in fresh water(density =1,000kg/m^3) when a loaded truck pulls on to it, the boat sinks an additional 4.0cm into the water. what is the weight of the truck?
Two very large parallel plates are oppositesly and uniformly charged. if the field between the plates is 1.7 x 10^6 N/C, How dense is the charge in each plate in muC/m^2
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