The current in a circuit flows in the opposite direction to the direction in which the electrons move
Indicate whether the statement is true or false
TRUE
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Al is moving by you at a very high speed (close to the speed of light). You get out a clock and measure 10 seconds going by. If you also watch a clock in Al's ship, how much time will you see it record during your 10 seconds?
A) You will see Al's clock record less than 10 seconds. B) You will see Al's clock record more than 10 seconds. C) You will see Al's clock agree that 10 seconds go by.
The highest high tides and the lowest low tides occur when the Moon is
A. full or new. B. full only. C. new only. D. first and third quarter.
Simple Harmonic Motion: A point on the string of a violin moves up and down in simple harmonic motion with an amplitude of 1.24 mm and a frequency of 875 Hz.(a) What is the maximum speed of that point in SI units?(b) What is the maximum acceleration of the point in SI units?
What will be an ideal response?
A hockey puck slides across a frozen pond. If ice friction and air resistance are neglected, the force needed to keep the puck sliding at constant velocity is
A) 0 N. B) equal to the weight of the puck. C) the weight of the puck divided by the mass of the puck. D) the mass of the puck multiplied by 10 m/s2. E) none of the above