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a truck rolling down a hill 500ft with coefficient of friction 0.02 and gradient 2.5, what is the speed of the truck
A sniper holding a Barret M82 Sniper Rifle fires a bullet with a speed of 853 m/s at an
angle of 35° above the horizontal.

a. What height does the bullet reach?
b. How long is the bullet in the air?
c. What is the horizontal range?
Please what will the graph look like ? Thanks
If a ball dropped from h height then find velocity at ground.
3 Charge are placed on corner of equilateral triangle find the electric field at center of triangle.
1.A 2 kg particle starts at the origin and moves along positive x axis.The net force acting on it measured at intervals of 1m are 28 30 45 48 50 64.5 13.5 12.2 40.8 27 and 23 newtons. Find the total work done during the whole process.
What is impulse express through formula.
How can we explain lenz's second law.
Write down expression gravitational acceleration at d depth.

3. What type of friction coefficient should be used to compute the friction force on an object that is sliding down an inclined surface, µs or µk?

4. What type of friction coefficient should be used to compute the friction force on an object that is rolling down an inclined surface, µs or µk?