A police car at rest,passed by a speeder travelling at a constant 96 km h-1,takes off in hot pursuit.The police officer catches up to the speeder in 750 m,maintaining a constant acceleration.Calculate the length of time it takes (in seconds) for the

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 06:11:32

A police car at rest,passed by a speeder travelling at a constant 96 km h-1,takes off in hot pursuit.The police officer catches up to the speeder in 750 m,maintaining a constant acceleration.Calculate the length of time it takes (in seconds) for the
A police car at rest,passed by a speeder travelling at a constant 96 km h-1,takes off in hot pursuit.The police officer catches up to the speeder in 750 m,maintaining a constant acceleration.
Calculate the length of time it takes (in seconds) for the police officer to overtake the speeder.

A police car at rest,passed by a speeder travelling at a constant 96 km h-1,takes off in hot pursuit.The police officer catches up to the speeder in 750 m,maintaining a constant acceleration.Calculate the length of time it takes (in seconds) for the
一辆警车静止不动,一辆以96 km h-1匀速运动的快车经过,警车立即追赶.加速度不变经过了750 m后追上了快速行驶的车辆.
计算警车追上这辆车所需时间(s).
96 km h-1=80/3 m·s-1
t=750/(80/3)=28.125 s

巡逻车静止不懂, 一辆一每小时96千米的经过
警车以一个军加速运动在750米处追上这辆车
计算出警车追上这辆车所用的时间的时间(用秒为单位)

A police called a police car at to come. A police car at rest,passed by a speeder travelling at a constant 96 km h-1,takes off in hot pursuit.The police officer catches up to the speeder in 750 m,maintaining a constant acceleration.Calculate the length of time it takes (in seconds) for the __ __ the street corner,there is a police car.A.In B.At C.To D.By The police officer comes ( ) Mrs Thompson's car.a.at b.to c.in d.on要解释的 The police caught him stealing a car.求通顺翻译 there is a police car by the street The police officer goes to work by car.意思不变The police officer --------a --------work. 填合适的单词:Look!A police car is coming.I see a ( )( ) in the car at( )home and ( )a good rest. I was on the highway when this car went past fllowed by a police car .They_____ at least 150 kilometers an hours.A.should have been going B.must have been goingC.could have gone D.would have gone A professional race-car driver buys a car that can accelerate at +5.9m/s^2.The racer decides to race against another driver in a souped up stock-car.Both start from rest,but the stock-car driver leaves 1.0s before the driver of the race car.The stock A driver stops his car in front of a shop and he wants to have a rest.A driver stops his car in front of a shop andhe wants to have a rest.Just when he closes his eyes,a man comes up andknocks at his window to ask the time.The driver opens his eyes a The police ________ the thief ____in a police car警察把小偷抓上警车带走了. His uncle works at a police station ,这句a police station 提问 A man who is driving a car stopped by a police office.翻译 a driver stpopped his car on a street side to have a restA driver stopped his car on aA driver stopped his car on a street side to have a rest. As he lay down in the seat and closed his eyes, a man came up and knocked at the window to ask the time. T suddenly he saw a police car and had a ( )idea.为什么选择bright而不是practical? A driver stops his car on a street side to have a rest