Bob is sitting in his car at a red light. The car is not moving. When...

Question

Question

Bob is sitting in his car at a red light. The car is not moving. When the light turns green, he takes his foot off the brake

science physics

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

a= a= € - 3920-4 = 2.38 m/s2 ñ Toua . Now, v= ut at Va 0 + 2.38 x 3-29 7.82 m/s Auswer

Add a comment

Answer 2

Similar Homework Help Questions

A car sitting at a red light begins to accelerate at 2 m/s2 when the light...

A car sitting at a red light begins to accelerate at 2 m/s2 when the light turns green. It continues with this acceleration until it reaches a speed of 20 m/s. It then travels at this speed for another few minutes. How far does the car travel in the first 45 s after the light changes to green?
A car sitting at a red light begins to accelerate at 2 m/s2 when the light...

A car sitting at a red light begins to accelerate at 2 m/s2 when the light turns green. It continues with this acceleration until it reaches a speed of 20 m/s. It then travels at this speed for another few minutes. How far does the car travel in the first 35 s after the light changes to green? Express your answer in meters to one significant figure.
Bob starts riding his bicycle from a stopped position. When he starts pedaling, the net force...

Bob starts riding his bicycle from a stopped position. When he starts pedaling, the net force on the bicycle is 37.2 N. The mass of Bob and his bike is 72.63 kg. What is his speed 12.1 s later? Give your answer in m/s. Enter your answer up to 5 decimal places. Do not enter units.

You are stopped at a red light at a freeway on-ramp. When the light turns green,...

You are stopped at a red light at a freeway on-ramp. When the light turns green, you use the on-ramp to enter the freeway. The speed limit on the freeway is 60 miles per hour (mph), which is 88 feet/second. Your car can accelerate at a rate of exactly 3.88 ft / s2 . How far, in feet, does it take for your car to accelerate from 0 ft/s to the speed limit? Your answer should be accurate to the...
A truck traveling at 50 km/hr approaches a car stopped at a red light. When the...

A truck traveling at 50 km/hr approaches a car stopped at a red light. When the truck is 100 m from the car, the light turns green and the car immediately begins to accelerate at 2 m/s2 to a final speed of 100 km/hr. A) • How long does it take for the car to reach its maximum speed? B)During this time, how far does the car travel? C)What is the distance between the truck and the car 20 seconds...
Krishna and Seldon now try a homework problem. A policeman sitting in his unmarked police car...

Krishna and Seldon now try a homework problem. A policeman sitting in his unmarked police car sees an approaching motorcyclist go through a red light two blocks away. He turns on his siren at a frequency of 1000 Hz as the motorcyclist heads directly toward him at 51 mph (22.80 m/s). What frequency does the motorcyclist hear? (Enter your answer to at least the nearest integer. Assume the speed of sound in air is 331 m/s.) What frequency does the...

You are sitting in your car at rest at a traffic light with a bicyclist at...

You are sitting in your car at rest at a traffic light with a bicyclist at rest next to you in the adjoining bicycle lane. As soon as the traffic light turns green, your car speeds up from rest to 49.0 mi/h with constant acceleration 8.00 mi/h/s and thereafter moves with a constant speed of 49.0 mi/h. At the same time, the cyclist speeds up from rest to 23.0 mi/h with constant acceleration 14.00 mi/h/s and thereafter moves with a...
A car is stopped for a traffic signal. When the light turns green, the car accelerates,...

A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from 0 to 4.60 m/s in 0.810 s. What are the magnitudes of the linear impulse and the average total force experienced by a 80.0 kg passenger in the car during the time the car accelerates? linear impulse kg·m/s average force N
A car is stopped at a red light. the light turns green and the driver accelerates...

A car is stopped at a red light. the light turns green and the driver accelerates at a speed of 3.5 meters per second squared, for 8 seconds. How far has the car traveled during these 8 seconds?

Review. You are sitting in your car at rest at a traffic light with a bicyclist...

Review. You are sitting in your car at rest at a traffic light with a bicyclist at rest next to you in the adjoining bicycle lane. As soon as the traffic light turns green, your car speeds up from rest to 49.0 mi/h with constant acceleration 8.00 mi/h/s and thereafter moves with a constant speed of 49.0 mi/h. At the same time, the cyclist speeds up from rest to 23.0 mi/h with constant acceleration 12.00 mi/h/s and thereafter moves with...

Bob is sitting in his car at a red light. The car is not moving. When...

Homework Answers

Add Answer to:
Bob is sitting in his car at a red light. The car is not moving. When...

Post as a guest

Earn Coins

A car sitting at a red light begins to accelerate at 2 m/s2 when the light...

A car sitting at a red light begins to accelerate at 2 m/s2 when the light...

Bob starts riding his bicycle from a stopped position. When he starts pedaling, the net force...

You are stopped at a red light at a freeway on-ramp. When the light turns green,...

A truck traveling at 50 km/hr approaches a car stopped at a red light. When the...

Krishna and Seldon now try a homework problem. A policeman sitting in his unmarked police car...

You are sitting in your car at rest at a traffic light with a bicyclist at...

A car is stopped for a traffic signal. When the light turns green, the car accelerates,...

A car is stopped at a red light. the light turns green and the driver accelerates...

Review. You are sitting in your car at rest at a traffic light with a bicyclist...

Bob is sitting in his car at a red light. The car is not moving. When...

Homework Answers

Add Answer to: Bob is sitting in his car at a red light. The car is not moving. When...

Post as a guest

Earn Coins

Add Answer to:
Bob is sitting in his car at a red light. The car is not moving. When...