A120 volt refrigerator uses 650 watts. calculate how much work is done by the refrigerator in one hour.

a) 9.7 j
b) 39,000 j
c) 2,300,000 j
d) 4,100,000 j

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?

Why are graphs useful when interpreting data