The size of an excavator is usually expressed in terms of_________________?

Related Mcqs:

1. The capacity of a crane is expressed in terms of_______________?

   A. type of drive
   B. span
   C. tonnes
   D. any of the above

2. The noise factor of an ideal amplifier expressed in db is_____________?

   A. 0
   B. 1
   C. 1
   D. 10

3. The gain of an amplifier is expressed in db because_____________?

   A. It is a simple unit
   B. Calculations become easy
   C. Human ear response is logarithmic
   D. None of the above

4. A gain of 1,000,000 times in power is expressed by_____________?

   A. 30 db
   B. 60 db
   C. 120 db
   D. 600 db

5. A gain of 1000 times in voltage is expressed by_______________?

   A. 60 db
   B. 30 db
   C. 120 db
   D. 600 db

6. Vout = 500 mV, and Vin = 1.3 V. The ratio Vout/ Vin expressed in dB is__________?

   A. 0 dB
   B. 8.30 dB
   C. -8.30 dB
   D. 0.8 dB

7. The resistance encountered by a train in motion is on account of_________________?

   A. resistance offered by air
   B. friction at the track
   C. friction at various parts of the rolling stock
   D. all of the above

8. In the depletion region of a pn junction, there is a shortage of_________________?

   A. Acceptor ions
   B. Holes and electrons
   C. Donor ions
   D. None of the above

9. A current amplification of 2000 is a gain of_________________?

   A. 3 db
   B. 66 db
   C. 20 db
   D. 200 db

10. Which of the following motors is usually preferred for kiln drives ?

    A. Cascade controlled A.C. motor
    B. Slip ring induction motor
    C. Three phase shunt wound com-mutator motor
    D. Any of the above