What is the drag force on a 1.6 m wide, 1.4 m high car traveling at 11 m/s (≈ 25 mph)? suppose that the density of air is 1.2 kg/m3. what is the drag force on a 1.6 m wide, 1.4 m high car traveling at 33 m/s (≈ 74 mph)? suppose that the density of air is 1.2 kg/m3.

What is the role of the ocular lens?

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m