Laws Of Motion Question 137
Question: A light spring balance hangs from the hook of the other light spring balance and a block of mass M kilogram hangs from the former one. Which of the following statements about the scale reading is true?
Options:
A)Both the scales read $ M/2 $ kilogram each.
B)Both the scales read $ M $ kilogram each.
C)The scale of the lower one reads $ M $ kilogram and of the upper one zero.
D)The reading of the two scales can be anything but the sum of the reading will be $ M $ kilogram.
Show Answer
Answer:
Correct Answer: B
Solution:
[b] The springs are connected in series and the spring balance are massless therefore both the scales read M kg each.