Related Questions

Gravitational force is maximum at which place
A Poles
B Tropic of cancer
C Tropic of capricorn
D Equator
which of the following number is applicable in open hydraulic structure such as spillways , where gravitational force is predominant ?
A Reynold's Number
B Euler's Number
C Weber's Number
D Froude's Number
Which measurement depends on gravitational force?
A Mass
B Weight
C Height
D All of the above
When a body falls freely under gravitational force, it possesses __________ weight.
A No
B Minimum
C Maximum
D None of these
The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of
A 8.04 km/sec at a height of 285 km
B 11.11 km/sec at a height of 37,400 km
C 11.26 km/sec, the satellite escapes the pull of the earth
D All the above
When a body falls freely under gravitational force, it possesses
A Maximum weight
B Minimum weight
C No weight
D No effect on its weight
A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is $$\tau $$. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be
A $$\frac{\tau }{2}$$
B $$\tau $$
C $$2\tau $$
D $$4\tau $$
If the gravitational acceleration at any place is doubled, then the weight of a body will be
A $$\frac{{\text{g}}}{2}$$
B g
C $$\sqrt 2 \,{\text{g}}$$
D 2g
A beam of T-section is subjected to a shear force of F. The maximum shear force will occur at the
A Top of the section
B Bottom of the section
C Neutral axis of the section
D Junction of web and flange
Which of the following is correct about the properties of Gravitational Forces?
A They are the strongest forces in nature
B They observe inverse square law
C Both a and b
D None

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