Answer:
0.3J
Explanation:
pe = mgh = 0.006 x 10 x 5 = 0.3j
Answer: A) 0.19 kg.m/s South just answered it right on Apex!
Explanation:
Answer:

Explanation:
Given:
- distance between the parallel mirrors,

- distance of the head from the front mirror,

<em>By the laws of reflection we know that the image of an object appears at the same distance from the surface of a plane mirror as that of the object from the surface of the mirror.</em>
<u>Now the distance of the head from the rear mirror:</u>


Now the distance of image of the back of head in the rear mirror from the object head:


Now this image is reflected into the front mirror from the image of the back of the heat in the rear mirror.
<u>So, this is the second reflection of the actual object, which will form at a distance of:</u>

