Two coils are placed near each other as shown in Figure OQ31.9. The coil on the left is connected to a battery and a switch, and the coil on the right is connected to a resistor. What is the direction of the current in the resistor after the switch has been closed for several seconds?
3
Physics & Space Science
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How many Torino 2 asteroids are known to exist?
a. 0 b. <5 c. 5-10 d. >10
Physics & Space Science
Einstein rejected the classical idea that space and time are
A) two parts of a whole. B) connected to each other. C) independent of each other.
Physics & Space Science
Which of the following people did NOT accept a heliocentric model for the universe?
a. Kepler b. Copernicus c. Tycho d. Galileo e. Newton
Physics & Space Science
An astronaut in an inertial reference frame measures a time interval ?t between her heartbeats. What will observers in all other inertial reference frames measure for the time interval between her heartbeats?
A) ?t B) more than ?t C) less than ?t D) The answer depends on whether they are moving toward her or away from her.
Physics & Space Science