6.1 Power In A Mechanical System: Question Preview (ID: 12609)

Below is a preview of the questions contained within the game titled 6.1 POWER IN A MECHANICAL SYSTEM: Power Section One .To play games using this data set, follow the directions below. Good luck and have fun. Enjoy! [print these questions]

Play games to reveal the correct answers. Click here to play a game and get the answers.

Which of the following is not a formula for power?
a) power = work/time
b) P=w/t
c) P=(F x D)/ t
d) P=F/t

What is the English unit for power?
a) foot x pound
b) newton x meter
c) watt
d) horsepower

What is the SI unit for power?
a) foot x pound
b) newton x meter
c) watt
d) horsepower

What is the formula for power in a rotational system?
a) P = (T x (theta))/ t
b) P= T/t
c) P= theta / t
d) P=T/ theta

One horsepower is equal to how many watts?
a) 550
b) 134
c) 746
d) 823

A force of 25 Newtons is needed to keep a piston moving at a speed of 0.5 m/sec. The power of the piston is...
a) 12.5 watts
b) 25 j/s
c) 50 hp
d) 25 newton meters/sec

If you have 50 hp in and 25 hp out, what is yoru efficiency?
a) 25%
b) 50%
c) 100%
d) 200%

A hydraulic cylinder lifts a steel casting in a manufacturing plant. The casting weighs 200 pounds and is raised 3 feet in 4 seconds at a constant speed. What is the horsepower?
a) (200)(3) / 4
b) (200)(4) / 3
c) (4)(3) / 200
d) (200) / (4)(3)

Who was the first person to use power as a technical principle?
a) Alessandro Volta
b) Andre Marie Ampere
c) George Simon Ohm
d) James Watt

Power is the rate of doing _________.
a) force
b) work
c) resistance
d) distance

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from the data set above, visit ReviewGameZone.com and enter game ID number: 12609 in the upper right hand corner at ReviewGameZone.com or simply click on the link above this text.

Log In
| Sign Up / Register