Galvanometer in a wheatstone bridge circuit
When the galvanometer in a wheatstone bridge circuit shows no deflection, why are the voltages across opposite branches on each side of the galvanometer necessarily equal?
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How much heat is released when 40.0 g of steam at 250.0oC cools and condenses to water at 30.0oC?
2,3,6-tri-O-methyl-D-glucose, 2,4-di-O-methyl-D-glucose and 2,3,4,6-tetra-O-methyl-D-glucose. The ratio of these sugars was 20:1:1. What is the structure of the polysaccharide?
A thin stick of mass M = 4.3 kg and length L = 1.4 m is hinged at the top. A piece of clay, mass m = 0.5 kg and velocity V = 0.8 m/s hits the stick a distance x = 0.75 m from the hinge and sticks to it. What is the angular velocity of the stick i
Suppose you are testing the differences in attitudes toward health care reform using democrats, republicans, and independents. What statistical test would you use, and why?
The vertical component of this force is 128 newtons, while the horizontal component is 145 newtons. Calculate the magnitude of F.
Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of: a 1.50-mg mosquito moving at a speed of 1.40 m/s if the speed is known to within a + or - 0.01 m/s.
•Discuss whether or not jihadists are a serious threat to U.S. domestic security and state why. Please recommend two or three actions you believe would be effective in reducing the potential danger from jihadists in the U.S.
An athlete at the gym holds a 1.2 kg steel ball in his hand. His arm is 64 cm long and has a mass of 4.0 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight, but 30 degrees below horizontal?
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Suppose that a group of researchers would like to explore how we perceive objects in the real world, rather than just in a laboratory
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