(mass 65kg) stands on a scale (calibrated in newtons) in a lift. 1. What is the reading on the scale when lift is stationary?

2.what will be the reading on the when the lift moves upwards at a constant velocity of 3m. s‐¹​

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

Like a key in a lock, the shape of the. must bind with the. of the recieving neuron

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?