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Class 11 NEET Physics Laws of Motion Questions
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© examsnet.com
Question : 15
Total: 75
Two blocks A and B of masses 3 m and m respectively are connected by a massless and inextensible string. The whole system is suspended by a massless spring as shown in figure. The magnitudes of acceleration of A and B immediately after the string is cut, are respectively :-
[NEET 2017]
g
3
,
g
g,g
g
3
,
g
3
g
g
3
Validate
Solution:
👈: Video Solution
Before cutting the strip
∴
T
=
m
g
After cutting the strip:-
a
A
=
4
m
g
−
3
m
g
3
m
=
g
3
a
B
=
m
g
m
=
g
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