Describe the term impulse

Assignment Help Physics

Reference no: EM1344793

Q. 1. Describe the term impulse.

2. using the principle of momentum conservation, explain what happens when a moving billiard ball collides with a stationary ball (cue ball hitting the eight ball).
3. Give details the difference between energy and power and how they are related to work. Give examples of each).
4. A 1000 kilogram care is lifted 1 meter.
a. What is the potential energy with respect to the floor?
b. If the car is lifted 2 meters high, what is the new value of potential energy with respect to the floor?
c. describe the following: Potential energy of an object varies linearly with position (height).
5. As you catch a fast-moving fastball, why is it wise to move your hand in the direction of the ball's motion? Explain in terms of work and energy.
6. If a sprinter running at a speed of 10 meters per second could convert his/her kinetic energy into upward motion, how high could he/she jump?
7. What various forms of energy are present as you shoot a bow and arrow?
8. a. If you push a lawn mower across a yard in 10 seconds, how does the work done compare with pushing it across the same yard in 20 seconds? Explain why.
b. How does the power for 10 seconds compare to the power for 20 seconds?
9. How many kilometers per liter will a car obtain if its engine is 25 percent efficient and it encounters and average force of 1000 Newtons? Suppose the energy content of gasoline is 40,000,000 joules per liter (J/L).

Reference no: EM1344793

Questions Cloud

What are the values of r1 and r2 : At one instant a bicyclist is 43 m due east of a park's flagpole, going due south with a speed of 12 m/s. Then 22 s later, the cyclist is 43 m due north of the flagpole, going due east with a speed of 12 m/s.

Describe variable expense and fixed expense : Define and describe following type of expenses & give some example of a business activity from profession that may change amount of variable expenses with each definition.

Explain increase in quantity of defense goods : explain increase in quantity of defense goods when there is an increase in marginal benefit.

Explaining topic important for network administrators : Why is the topic important for network administrators today?

Describe the term impulse : How many kilometers per liter will a car obtain if its engine is 25 percent efficient and it encounters and average force of 1000 Newtons? Suppose the energy content of gasoline is 40,000,000 joules per liter (J/L).

Important risks for audit of acquisition : What are the most important risks for the audit of the acquisition and payment cycles in the automotive industry?

What is the magnitude of the average acceleration of ball : At one instant a bicyclist is 53m due east of a park's flagpole, going due south with a speed of 12m/s. Then 37s later, the cyclist is 53m due north of the flagpole, going due east with a speed of 12m/s. For the cyclist in this 37s interval.

Illustrate what would happen to the profits cpi makes : Illustrate what would happen to the profits CPI makes via their toothpaste division.

Trader breakeven with a profit of zero : Explain what two values of the stock price in three months does the trader breakeven with a profit of zero?

User Account

All Pages