The magnification product by mirror +1 what does it mean The magnification produced by a plane mirror is +1 means then the size of the image is equal to the size of the object. ... If m has a magnitude greater than 1 the image is larger than the object, and an m with a magnitude less than 1 means the image is smaller than the object.
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1
Explanation:
Correct option is
B
Three
Given : m=40 g =0.04 kg v=1200 m/s F=144 N
Let n be the number of bullets that can be fired per second.
The force exerted by man must balance the change in momentum of the bullets per second.
∴ F=mnv
OR 144=0.04×v×1200 ⟹n=3 bullets per second
Answered by
0
Answer:
Let n be the number of bullets that can be fired per second.
The force exerted by man must balance the change in momentum of the bullets per second.
Explanation:
Let n be the number of bullets that can be fired per second.
The force exerted by man must balance the change in momentum of the bullets per second.
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