Answer:
(D) 0.99 cm
Explanation:
Given that the radius of curvature of the mirror is 25 cm.
And another car is following which is behind the mirror of 20 m.
Focal length is half of the radius of curvature and it is negative for convex lens.
Now the mirror formula.
So,
Now
Magnification is,
So,
So, Height of the image
Therefore, the image height is 0.99 cm.
D). located out side the nucleus
Explanation:
It is a good idea to start with room temperature water in the calorimeter because the room temperature water helps to determine the heating up/cooling down because of the environment as the experiment takes place. Because the calorimeter heat is the same as the heat of the water.