Related Questions

Fill in the gaps : Physical laws do not, of course, in themselves force bodies to behave in a certain way but merely ------how they behave.
A describe
B preclude
C counteract
D determine
It is immoral to blame people for what they do because they behave as they are conditioned to behave and have no choice in the matter. Blaming them will never change their behavior. In the statement above, the author undercuts his own argument by
A adopting dubious psychological theory
B undermining morality
C attacking human freedom
D arguing emotionally
A policy taken with critical illness rider benefit is being assigned. Which type of assignment would suit the intended purpose because if the life insured is diagnosed with a critical illness, he only should receive the critical illness rider claim?
A Absolute assignment
B Conditional assignment
C Loan assignment
D Collateral assignment
A typical example of a physical system with under damped characteristic is a
A U-tube manometer
B Spring loaded diaphragm valve
C CSTR with first order reaction
D Thermocouple kept immersed in a liquid filled thermowell
In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as
A Critical damping ratio
B Damping factor
C Logarithmic decrement
D Magnification factor
When a mass of a critically damped single degree of freedom system is deflected from its equilibrium position and released, then it will
A Return to equilibrium position without oscillation
B Oscillate with increasing time period
C Oscillate with decreasing amplitude
D Oscillate with constant amplitude
In under damped vibrating system, the amplitude of vibration
A Decreases linearly with time
B Increases linearly with time
C Decreases exponentially with time
D Increases exponentially with time
In a second order under damped system, the
A Time required for the response of first reach its ultimate value is called the response time
B Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e
C Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot
D None of these
If the transient response is under damped:
A steady-state will be reached faster than if the system is overdamped
B the value of the output will exceed the value of the input at times during the transient period
C the present overshoot is zero
D both a and b
E None of the above
The oscillations in a synchronous motor can be damped out by
A maintaining constant excitation
B running the motor on leading power factors
C providing damper bars in the rotor pole faces
D oscillations cannot be damped

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