Engineering High School

Torque is a twisting force. If the required torque applied on a 3 ft wrench is 45 ft·lb, what is the force that must be applied?
A) 135 lbs

B) 15 lbs

C) 135 ft·lbs

D) 15 rpm

Answers

Answer 1

Answer:

15 lbs

Explanation:

assuming you push from the end of the wrench (3ft)

torque = force(distance)

force = torque/distance

(45 ft·lb)/(3 ft)= 15 lbs

Related Questions

Two engineers are discussing the various merits of hydroelectricity. Engineer A says that tidal barrage systems can generate electricity when the tide goes both in and out. Engineer B states marine turbines can turn slowly because the force of water is greater than the force of air. Which engineer, if either, is correct? Only engineer A is correct Only engineer B is correct Neither engineer A nor engineer B are correct Both engineer A and engineer B are correct

Answers

Answer:

they are both right

Explanation:

5. If a pilot wants to accelerate, which force
needs to increase?
a. drag
b. lift
C. thrust
d. weight

Answers

Answer:

Thrust

Explanation:

If the pilot wants to accelerate the aircraft, the aircraft needs more power to produce more thrust. The aircraft will go faster when the amount of thrust is greater than the amount of drag.

How much work is performed if a 400 lb weight is lifted 10 ft ?

40 lb/ft

0.025 ft/lb

4000 ft·lb

4000 ft/lb

Answers

W = M*G*H

Work done = 400*10

w = 4000 ft.lb

hope it helps!

how many watts does a microwave run on

Answers

Answer:

a regular sized microwave will use 850 to 1800 watts depending on the model. An average modern microwave will use around 1200 watts.

Explanation:

During heating, compact microwaves use between 500 and 800 watts while a standard sized microwave can use 850 to 1800 watts depending on the model. Daily utilization of a conventional microwave is about 1200 watts.

If you are rejected for a promotion, you should ask for feedback so you can ________.
a.
Explain why you are still a better candidate than person being promoted
b.
Determine whether your supervisor has a personal grudge against you
c.
Create a professional improvement plan to address the weaknesses
d.
Beat yourself up over the fact that you didn’t address those critiques earlier

Answers

C because it’s professional

Answer:

C

Explanation:

because it is more professional then what the other answers are.

describe a simple process

Answers

Answer:

Use linking words.

Explanation:

If an older multimeter is set to display its reading in megohms, what must you do to determine the correct value? Please help.

Answers

Answer:

idk

Explanation:

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