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PIT_PIT [208]
3 years ago
13

A freight train rolls along a track with considerable momentum. If it rolls at the same speed but has twice as much mass, its mo

mentum is________________.
Physics
1 answer:
GREYUIT [131]3 years ago
7 0

Answer:

doubled

Explanation:

<u>Step 1</u>. Linear momentum (p) = mass X velocity = mv

p = mv -----equation 1

<u>Step 2</u>. if the mass is now twice and speed is same

p = (2*m)v -----equation 2

solving equation 1 and 2 together,

p = mv = 2mv

p = 2

Therefore, its momentum is doubled

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