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inn [45]
3 years ago
6

When the sum of all the forces acting on a block on an inclined plane is zero, the block

Physics
1 answer:
natita [175]3 years ago
6 0

Answer:

hmmm thats too hard for me.

Explanation:

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5. __________ is a force acting through distance.
valentina_108 [34]
<span>B. Work. Work is a force through a distance. The equation for work is W = F x d, where F is force and d is distance. Its units are kgxm^2/s^2. The SI unit for work is joule. Acceleration is not correct. Acceleration is how quickly the velocity changes and is not a force on its own.</span>
5 0
4 years ago
The motion of a piston in an auto engine is simple harmonic. If the piston travels back and forth over a distance of 10 cm and t
chubhunter [2.5K]

Answer:

Maximum force will be 29040 N

Explanation:

We have given mass of the piston m = 1.5 kg

Amplitude A = 10 cm = 0.1 m

Angular speed \omega =4200rpm=\frac{2\times 3.14\times 4200}{60}=440rad/sec

We know that angular speed is given by \omega =\sqrt{\frac{k}{m}}

440=\sqrt{\frac{k}{1.5}}

Squaring both side

193600=\frac{k}{1.5}

k = 290400 N/m

Now force is given by F=kA=290400\times 0.1=29040N

3 0
3 years ago
1) The current in a light bulb is 0.335 Amps. How long does it take for a total charge of 2.76 C to
uysha [10]

Answer:

Time=8.23880597 seconds

Explanation:

Quantity of charge(q)=2.76c

Current(I)=0.335A

Time(t)=?

t=q/I

t=2.76/0.335

t=8.23880597seconds

7 0
3 years ago
Which simple machine is NOT correctly matched with an appropriate task for its use?
Tcecarenko [31]
The simple machine that is not correctly matched with  its appropriate task is the inclined plane because there is no such big ramp that is as high as 1 storey building, the appropriate task would be Lifting a heavy box and moving it across a room. and for the pulley : <span>Moving a heavy box up to the second floor of a building.</span>
6 0
3 years ago
Name three ways electricity can be produced.​
Naya [18.7K]

Answer:

water

the sun

fossil fuels

7 0
3 years ago
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