According to the law of poles, like poles ______________

Fill in the blank(s) with correct word


repel

Physics & Space Science

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Which of the following is not implied by this diagram?

A) There are six distinct forces known to operate in the universe, and a seventh force called the "super force" might also exist. B) At very high temperatures, the electromagnetic and weak forces are no longer distinct but instead act as a single electroweak force. C) At the current temperature of the universe, gravity is the weakest of the forces. D) At the current temperature of the universe, the strong force is the strongest of the forces.

Physics & Space Science

A long solenoid (diameter = 5.0 cm) is wound with 960 turns per meter of thin wire through which a current of 300 mA is maintained. A wire carrying 12 A is inserted along the axis of the solenoid. What is the magnitude of the magnetic field at a point 2.0 cm from the axis?

A. 0.41 mT B. 0.48 mT C. 0.38 mT D. 0.56 mT E. 0.24 mT

Physics & Space Science

A one-way mirror works because __________

Fill in the blank(s) with correct word

Physics & Space Science

An unknown amount of gas is placed in a container with a moveable piston as shown below. The cross-sectional area of the container is A. When a mass M is placed on the piston, the height of the piston above the bottom of the container is h

What happens when an amount of energy Q is transferred by heat to the gas? (Q>0.)

1.T increases. 2.h increases. 3.T and h increase. 4.T and P increase. 5.h and P increase. 6.T, h, and P increase. 7.T decreases. 8.h increases; T decreases. 9.None of the above 10.Impossible to determine

Physics & Space Science