A circular bar 2.5m long tappers uniformly from 2.5cm diameter to 1.2cm diameter . Determine the extension of the bar under a pull of 3tonnes .youngs modulus for bar is 2000000 kg /cm squared​

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon