Physics Questions Please show me how to solve these problems: 1) A 35 kg sled is propelled along a horizontal surface by a rocket which supplies a constant force of 85 N for a period of 5 seconds before it burns out. Just when the rocket burns out, the sled rises on a frictionless...
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Which statement below describes a good reason to keep your vehicle’s doors locked while you are in the car? Locked doors decrease the likelihood that they will open in a crash. Locked doors prevent the driver from opening the door. Air bags deploy only when the doors are locked. The anti-lock brake system responds...
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1. If a vehicle comes toward you with their high beam lights, you should: A. blink your high beams at them B. switch to low beams and look straight ahead C. grip the steering wheel and look straight ahead D. honk your horn and look to the left side of your car 2. If...
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a) The coefficient of friction between a certain brass block and a large revolving turntable is µ = 0.16. How far from the axis of rotation can the block be placed before it slides off the turntable if the turntable rotates at a constant rate of 33 1/3 rev/min (so that it requires time...
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Which statement below describes a good reason to keep your vehicle’s doors locked while you are in the car? Locked doors decrease the likelihood that they will open in a crash. Locked doors prevent the driver from opening the door. Air bags deploy only when the doors are locked. The anti-lock brake system responds...
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My brother almost totaled his car last night. He was going 35 right at the intersection between a 25 and a 35. He was driving off of the 25, and turning, obviously going way too fast around the turn, and saw a deer, so he let off the steering for a second, and turned...
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1 If you experience a blow out in one of your front tires, your vehicle will __________. fishtail in the opposite direction of the blown out tire pull hard in the direction of the deflated tire roll over pull hard in the direction of the tire still inflated 2 Motor vehicle crashes are the...
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1. If you are a driver, you are responsible for knowing and understanding the full effects of: A. Your emotions on your driving B. Alcohol on your driving C. All of the above 2. The main cause of higher accident rates among teenage drivers is: A. Alcohol usage B. Risk taking C. Exhibition of...
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1. If you are a driver, you are responsible for knowing and understanding the full effects of: A. Your emotions on your driving B. Alcohol on your driving C. All of the above 2. The main cause of higher accident rates among teenage drivers is: A. Alcohol usage B. Risk taking C. Exhibition of...
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) A certain car has a minimum turning radius of 8.2 m. If the coefficient of static friction between the tires and road is µ = 0.22, what is the maximum speed the car can have without skidding on an unbanked road if the steering wheel is turned fully to the right? What is...
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