when his leg is stretched out before him, what is the torque exerted by the weight about his knee, 60 cm away from the weight? use g = 10 m/s2.

What is the most useful equation for electric power?

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

More solar radiation is absorbed by earth’s surface than by