WorksheetsMoment of Force and Pressure
Total questions: 10
Worksheet time: 50mins
If the Pressure is 50 Pa, and area is 5 cm² Find thrust.
10N
250N
20N
25N
A force of 20N is acting on a wheel to rotate it about an axle passing through its centre anticlockwise and diameter of wheel is 5m, find moment of force.
100Nm
50Nm
25Nm
10Nm
It is easier to open a nut using
A wrench of longer handle
A wrench of shorter handle
Any wrench
Wrench with a hammer
Bus is provided with six tyres
To increase area
To decrease pressure on ground
All of these
The normal atmospheric pressure is
76 cm Hg
760mm Hg
1 atm
10⁵ Pa nearly
All of these
We do not feel atmospheric pressure
Blood pressure is more than atm Pr.
Blood pressure is less than atm. Pr.
Blood pressure is equal to atm Pr.
Atmospheric pressure ____ with increase in altitude.
Increases
Decreases
Remains same.
Pressure due to liquid
Increases with depth
Act in all direction
Is due to collision of liquid molecules with walls of vessel
All of these
If the area is 10cm² and pressure is 1000N, find thrust.
10000 N
100 N
1N
10N
Pressure due a liquid is more if
Density of liquid is less
Does not depend on density and only on depth
Density of liquid is more.
