CBSE Class 9 Answered
SIR/MADAM,
Asked by bhanu24 | 14 Aug, 2009, 08:57: PM
Expert Answer
Consider the lift going downward at constant speed, and of course it's direction is not changing, implies a constant velocity. Constant velocity means zero acceleration.
Now F = ma, where F is the net/unbalanced force. Since a =0, F = 0. So this means that unbalanced force is zero.
So all the forces acting on lift are balanced.
Regards,
Team,
TopperLearning.
Answered by | 15 Aug, 2009, 10:15: AM
Application Videos
Concept Videos
CBSE 9 - Physics
Asked by arushiarushi921 | 11 Oct, 2023, 08:45: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by vomtimittagurupriya | 29 Sep, 2023, 05:52: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by kunaljat51 | 24 Jul, 2022, 10:25: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by komalpoonia636 | 16 Jun, 2022, 02:07: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by avishisanghai | 20 Feb, 2022, 05:19: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by charvi | 26 Nov, 2021, 06:27: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by aanchishraddha | 16 Nov, 2021, 09:27: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by nishitatrambadia | 21 Oct, 2021, 09:38: AM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by anuragyvidya | 28 Sep, 2021, 12:47: PM
ANSWERED BY EXPERT
CBSE 9 - Physics
Asked by frusbJusyktsnis | 17 Sep, 2021, 12:03: AM
ANSWERED BY EXPERT