Question 4) A lawnmower of mass 12 kg is being pushed with a force of 150 N horizontally and 40 N down. If the kinetic coefficient of friction between wheels and grass is 0.9, Draw the FBD and find the force of friction acting on the lawnmower. [6 marks] Tarzen is being pulled by a beast called King Kong with 90 N to the right. A lifesaver, Mr. Arif, pulls the Tarzen with 120 N. [6 marks] Draw a free body diagram (FBD) of the following sceneriou. What is the acceleration of the Tarzen How much distance will the tarzend cover after 3.5 s assume that the Tarzen was intially at rest Batool a female roadrunner reached a speed of 628 km/h from rest in 3.72s. [4 marks] How far did she travel in that time? What was her acceleration? Projectile Questions Answer the following questions in the space below. Show all work! 1. A plane drops a package from 1000 m above the ground. It’s going 90 m/s when the package is released. a. What’s the horizontal distance the package travels before it hits the ground? b. What is the final velocity on impact? 2. Giridhar kicks a football with an initial velocity of 16 m/s, 30˚ above the ground. a. How far from the player will the football land? b. Determine the hang time of the football. 3. A football is kicked with an initial velocity of 25 m/s at an angle of 53˚ with respect to the horizontal. a. How high does the football go?
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