What will happen to resistance if volatge is doubled? a) Resistance is doubled
b)Resistance is halved
c) Resistance Remains same

[write the evidence too, its not that imp but still]

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%

The amount of potential energy possessed by an elevated object is equal to