I would say a. Good luck!
Answer:
300 Joules
Explanation:
Just use the Work formula:
W = F . D
W = 10 . 30
W = 300 Joules
The Soviet Union's Sputnik 1, it was launched October 4th 1957.
Value of resistor = (12V) /(1.2 x 10^-3A)=10000ohms=10k ohms
Molecules in a gas move faster than in a liquid.
hope it helps.
