Related Questions

If 3 is added to both numerator and denominator of a fraction , it becomes 5/7. If 9 is subtracted from both numerator and denominator, it becomes 1/3. What is the fraction ?
A 15/21
B 12/18
C 18/32
D 10/17
If 3 is added to both the numerator & the denominator of a fraction, it becomes 5/7. If 9 is subtracted from both the numerato & denominator, it become 1/3. What is the fraction?
A 15/21
B 12/18
C 18/32
D 10/17
The denominator of a fraction is 5 more than the numerator. If the numerator as well as the denominator is increased by 3, the fraction becomes 5/9. The original fraction is
A 11/18
B 13/18
C 15/18
D 16/18
If the numerator of a fraction is increased by 2 and the denominator by 1 it becomes 1. Again, if the numerator decreased by 4 and the denominator by 2 it becomes 1/2 Find the fraction.
A 4/5
B 5/6
C 6/7
D 7/8
In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is
A $$\frac{{\text{G}}}{{1 + {\text{H}}}}$$
B $$\frac{{\text{H}}}{{1 + {\text{G}}}}$$
C $$\frac{{\text{G}}}{{\text{H}}}$$
D $$\frac{{\text{H}}}{{\text{G}}}$$
Bode stability method uses __________ loop transfer function.
A Open
B Closed
C Either A or B
D Neither A nor B
Routh stability method uses __________ loop transfer function.
A Open
B Closed
C Either A or B
D Neither A nor B
__________ stability method uses open loop transfer function.
A Nyquist
B Mikhalov
C Ruth
D None of these
What are the three important manipulations done in a for loop on a loop variable?
A Updation, Incrementation, Initialization
B Initialization,Testing, Updation
C Testing, Updation, Testing
D Initialization,Testing, Incrementation
A closed loop system is distinguished from open loop system by which of the following ?
A Servomechanism
B Feedback
C Output pattern
D Input pattern

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