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Q1. | Current requirement of a piezo buffer is about |

A. | 100mA [Wrong Answer] |

B. | 20mA [Wrong Answer] |

C. | 4mA [Correct Answer] |

D. | 0.4mA [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ The effective length of antenna is different from actual length due to

top loading

end effects

both (a) and (b)

none of the above

⇒ An alternating current or voltage is that which

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changes in direction only

both (a) and (b)

has a random movement of electrons

⇒ As regards single phase dual converter

the change in operation from one quadrant to the other is faster in non-circulating current mode

the change in operation from one quadrant to the other is faster in circulating current mode

the time response to change in operation from one quadrant to other is the same in both the modes

the time response to change in operation from one quadrant to the other may be faster in any of the two modes

⇒

**Assertion (A):** A half cycle of sine wave can be expressed as sum of sine wave and another sine wave shifted by *T*/2 where T is the time period.

**Reason (R):** The function *u*(*t* - *t*_{0}) - *u*(*t* - *t*_{0} - T) is a gate function occuring at *t* = *t*_{0} and of duration T.

Both A and R are correct and R is correct explanation of A

Both A and R are correct but R is not correct explanation of A

A is true, R is false

A is false, R is true

⇒ Which of the following are universal gates?

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⇒ In a rectangular waveguide there is one half wave variation of electric field across the narrow dimension and two half wave variations of electric field across wider dimension. The dominant mode is

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⇒ Study the circuit of figure and examine the following statem

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(

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(

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⇒

A-4, B-2, C-3, D-1

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1100

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Match the following:

List I (Instrument) | List II (Parameters) | ||
---|---|---|---|

A. | Moving coil galvanometer | 1. | High inertia, soft spring control |

B. | Ballistic galvanometer | 2. | No control, high damping |

C. | Vibration galvanometer | 3. | Soft spring control, critical damping |

D. | Moving coil flux meter | 4. | Low inertia, tuned spring control |

A-4, B-2, C-3, D-1

A-1, B-3, C-2, D-4

A-2, B-1, C-4, D-3

A-3, B-1, C-4, D-2