The number of electric field lines passing through a unit cross-sectional area is indicative of
a. field direction.
b. charge density.
c. field strength.
d. charge motion.
c
Physics & Space Science
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Consider an RLC circuit. The impedance of the circuit increases if R increases
A) always true B) true only if XL is less than or equal to XC C) true only if XL is greater than or equal to XC D) never true
Physics & Space Science
An object 4 cm high is placed 15 cm in front of a convex mirror with a focal length of ?10 cm. What is the image position (in cm)?
a. ?8 b. ?4 c. ?2 d. ?6 e. 30
Physics & Space Science
Latitude Lines Run
What will be an ideal response?
Physics & Space Science
The change in internal energy during one complete cycle of a heat engine
A. equals zero. B. equals the heat energy entering the engine. C. equals the heat energy exhausted from the engine. D. equals the net heat flow into the engine.
Physics & Space Science