1
KCET 2018
MCQ (Single Correct Answer)
+1
-0
A man weighing 60 kg is in a lift moving down with an acceleration of $1.8 \mathrm{~ms}^{-2}$. The force exerted by the floor on him is
A
588 N
B
480 N
C
zero
D
696 N
2
KCET 2017
MCQ (Single Correct Answer)
+1
-0
A body of the mass 50 kg is suspended using a spring balance inside a lift at rest. If the lift starts falling freely, the reading of the spring balance is
A
$<50 \mathrm{~kg}$
B
$=50 \mathrm{~kg}$
C

$>50 \mathrm{~kg}$

D
=0$
KCET Subjects
EXAM MAP