What force causes an automobile to move?


Posted March 26th, 2010 by admin 4 Comments »
automobile
Wazzap asked:


What force causes an automobile to move? A propeller-driven airplane? A rowboat?

Please Help :D

an automobile engine develops a torque of 310 Nm and is rotating at a speed of 1000 rev/min. What horsepower d?


Posted March 25th, 2010 by admin 1 Comment »
automobile
josh asked:


n automobile engine develops a torque of 310 Nm and is rotating at a speed of 1000 rev/min. What horsepower does the engine generate?

A circular automobile racetrack is banked at an angle θ such that no?


Posted March 25th, 2010 by admin 1 Comment »
automobile
shay asked:


A circular automobile racetrack is banked at an angle θ such that no friction between road and tires is required when a car travels at 26.5 m/s. If the radius of the track is 386 m, determine θ.

What is the speed of the automobile after 1.22 s have elapsed?


Posted March 24th, 2010 by admin 1 Comment »
automobile
Mariah asked:


Traveling at a speed of 13.3 m/s, the driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.650. What is the speed of the automobile after 1.22 s have elapsed? Ignore the effects of air resistance.

Suppose an automobile has 2100 J of kinetic energy. When it moves at three times the speed what will be its ki?


Posted March 23rd, 2010 by admin 1 Comment »
automobile
Reaga asked:


Suppose an automobile has 2100 J of kinetic energy. When it moves at three times the speed what will be its kinetic energy?

automobile has 2000 J of kinetic energy. when it moves at twice the speed, wut will be its kinetic energy?


Posted March 21st, 2010 by admin 3 Comments »
automobile
lalalaa asked:


a. suppose an automobile has 2000 J of kinetic energy. When it moves at twice the speed, what will be its kinetic energy?

b. what’s its kinetic energy at three times the speed?

Why is water such an effective material to use in an automobile radiator?


Posted March 17th, 2010 by admin 2 Comments »
automobile
ivy asked:


Why is water such an effective material to use in an automobile radiator?

How long does it take an automobile traveling in the left lane at 60.0 km/h to overtake (become even with)?


Posted March 17th, 2010 by admin 3 Comments »
automobile
asl;fkj asked:


How long does it take an automobile traveling in the left lane at 60.0 km/h to overtake (become even with) another car that is traveling in the right lane at 40.0 km/h, when the cars’ front bumpers are initially 100 m apart?

Suppose an automobile has a kinetic energy?


Posted March 17th, 2010 by admin 3 Comments »
automobile
Sade asked:


Suppose an automobile has a kinetic energy
of 2400 J.
When it moves with twice the speed, what
will be its kinetic energy? Answer in units of
J.

when a automobile brakes to rest, what happens to the exergy associated with its motion?


Posted March 17th, 2010 by admin 2 Comments »
automobile
A asked:


when a automobile brakes to rest, what happens to the exergy associated with its motion?