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Mariulka [41]
2 years ago
13

____________ are used to calculate the distance a continent has moved in a year. a. Space satellites c. Laser beams b. Mirrors d

. all of the above
Physics
1 answer:
Law Incorporation [45]2 years ago
4 0
<span> Space satellites, laser beams, mirrors</span> are used to calculate the distance a continent has moved in a year.

Therefore, your correct answer would be "all of the above".
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If size of an image is 10 cm and the magnification produced by a mirror is +1, what will be the size of object?
olya-2409 [2.1K]

Answer:

h = 10 cm

Explanation:

The magnification produced by a mirror is given by :

m=\dfrac{h'}{h}

h' is the image size and h is the object size

We have, h = 10 cm, m = +1

So,

m=\dfrac{h'}{h}\\\\h=\dfrac{10}{1}\\\\h=10\ cm

So, the size off the object is same as that of the size of the image i.e. 10 cm.

3 0
2 years ago
Electoral punishment is a potential remedy to which of the following problems?
Harman [31]

Answer:

Election manipulation, vote rigging

Explanation:

Electoral fraud is sometimes known as election fraud or election manipulation or vote rigging is  illegal in the process of election.

 The electoral fraud changes from country to country .

The election process is conducted and supervised by the electoral bodies.

The manipulation of electoral processes and outcomes are also referred to as electoral malpractice.

In India a huge number of electoral malpractices are occurs.

It will happen by elections or candidates with strong criminal background are fighting the elections.  

4 0
2 years ago
What does the phrase “constant velocity” indicate?
pickupchik [31]
The answer is C is the velocity is the same then the acceleration is also the same.
3 0
3 years ago
The heating element on an electric iron has a resistance of 24 ohm and draws a current of
Natali [406]

Answer:

1620000J

Explanation:

Given parameters:

Resistance  = 24ohm

Current  = 5A

Time  = 45min

Unknown:

Work done = ?

Solution:

Electrical work done is given as the product of power with time;

  Electrical work done  = power x time

     Power  = I²R

 Electrical work done  = I²R x time

Convert the given time to seconds;

          1min  = 60s

          45 min  = 45 x 60  = 2700s

Now,

  Work done  = 5² x 24 x 2700 = 1620000J

         

8 0
3 years ago
The consideration of a certain quantity of one substance in realation to another substance
babunello [35]

Answer:

One morning I shot an elephant in my pajamas. How he got into my pajamas I'll never know.

Explanation:

7 0
3 years ago
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