Related Questions

According to principle of transmissibility of forces, the effect of a force upon a body is
A Maximum when it acts at the center of gravity of a body
B Different at different points in its line of action
C The same at every point in its line of action
D Minimum when it acts at the C.G. of the body
In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if $$\frac{\omega }{{\omega {\text{n}}}}$$ is
A Equal to 1
B Equal to 2
C Less than 2
D Greater than 2
The transmissibility, for all values of damping factor, will be less than unity, if $$\frac{\omega }{{\omega {\text{n}}}}$$ is
A Equal to 1
B Less than 2
C Equal to 2
D Greater than 2
The principle of transmissibility of forces states that, when a force acts upon a body, its effect is
A Same at every point on its line of action
B Different at different points on its line of action
C Minimum, if it acts at the center of gravity of the body
D Maximum, if it acts at the center of gravity of the body
Forty tiles of dimensions 1 foot * 2 foot each are required to completely cover a floor. How many tiles of dimensions 2 foot * 4 foot each would be required to completely cover the same floor?
A 10
B 20
C 80
D 160
Architectural dimensioning standards allow for the placement of dimensions inside the floor plan. These inside dimensions locate interior __________.
A Door openings and walls
B Centers of cabinets
C Windows
D All of the above
Choose the correct set of dimensions of viscosity that are equivalent (where, F, M, L, T are dimensions for force, mass, length and time respectively).
A FL-2T, ML-1T-1
B FLT, ML-1T-1
C ML-1T-3, F-1L2T
D F-1L2T-1, MLT-3
The scales form in heat exchanges after a period of operation and provide additional resistance to heat transfer with some heat transfer coefficient . The reciprocal of this scale heat transfer coefficient is called .
A scaling factor
B forming factor
C resisting factor
D fouling factor
For a shoe brake, the equivalent coefficient of friction is equal to (where $$\mu $$ = Actual coefficient of friction and $$\theta $$ = Semi-block angle)
A $$\frac{{2\mu \sin \theta }}{{\theta + \sin \theta }}$$
B $$\frac{{\mu \sin \theta }}{{2\theta + \sin 2\theta }}$$
C $$\frac{{4\mu \sin \theta }}{{\theta + \sin \theta }}$$
D $$\frac{{4\mu \sin \theta }}{{2\theta + \sin 2\theta }}$$
The value of coefficient of discharge is __________ the value of coefficient of velocity.
A Less than
B Same as
C More than
D None of these

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