APPLIED MECHANICS AND GRAPHIC STATICS QUIZ

If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along

The perpendicular to both the lines

The same line in opposite sense

None of these

The same line in the same sense

TRUE ANSWER : ?
YOUR ANSWER : ?

The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of

All listed here

11.26 km/sec, the satellite escapes the pull of the earth

11.11 km/sec at a height of 37,400 km

8.04 km/sec at a height of 285 km

TRUE ANSWER : ?
YOUR ANSWER : ?

The member which does not carry zero force in the structure shown in below figure, is Applied Mechanics and Graphic Statics mcq question image

ED

BD

BC

DC

TRUE ANSWER : ?
YOUR ANSWER : ?

Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

425 m

350 m

400 m

375 m

TRUE ANSWER : ?
YOUR ANSWER : ?

The intrinsic equation of catenary is

y = c sinh ψ

y = c cosh x/c

S = c tan ψ

y = c cosh ψ

TRUE ANSWER : ?
YOUR ANSWER : ?

The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec is

464 J

64 J

400 J

89 J

TRUE ANSWER : ?
YOUR ANSWER : ?

For the given values of initial velocity of projection and angle of inclination of the plane, the maximum range for a projectile projected upwards will be obtained, if the angle of projection is

α = β/2 - π/2

α = π/4 - β/2

α = π/4 - β/2

α = π/2 + β/2

TRUE ANSWER : ?
YOUR ANSWER : ?

A block in the shape of a parallelepiped of sides 1m × 2m × 3m lies on the surface. Which of the faces gives maximum stable block?

Equally stable on all faces

1 m × 3 m

2 m × 3 m

1 m × 2 m

TRUE ANSWER : ?
YOUR ANSWER : ?

If A is the amplitude of particle executing simple harmonic motion, then the total energy E of the particle is

Proportional to A

Proportional to A²

Independent of A

Proportional to 1/A²

TRUE ANSWER : ?
YOUR ANSWER : ?

A cable loaded with 10 kN/m of span is stretched between supports in the same horizontal line 100 m apart. If the central dip is 10 m, then the maximum and minimum pull in the cable respectively are

1346.3 kN and 1500 kN

1436.2 kN and 1500 kN

1436.2 kN and 1250 kN

1346.3 kN and 1250 kN

TRUE ANSWER : ?
YOUR ANSWER : ?

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