A device able to supply electrical energy is a __________?

Related Mcqs:

1. While selecting an electric motor for a floor mill, which electrical characteristics will be of least significance ?

   A. Running characteristics
   B. Starting characteristics
   C. Efficiency
   D. Braking

2. What would happen, if smaller logic modules are utilized for performing logical functions associated with FPGA? A. Propagation delay will increase B. FPGA area will increase C. Wastage of logic modules will not be prevented D. Number of interconnected paths in device will decrease ?

   A. A & B
   B. C & D
   C. A & D
   D. B & C

3. What is/are the configurable functions of each and every IOBs connected around the FPGA device from the operational point of view ?

   A. Input operation
   B. Tristate output operation
   C. Bi-directional I/O pin access
   D. All of the above

4. Overhead lines for power supply to tramcars are at a minimum height of______________?

   A. 3 m
   B. 6 m
   C. 10 m
   D. 15 m

5. For 25 kV single phase system power supply frequency is_______________?

   A. 60 Hz
   B. 50 Hz
   C. 25 Hz
   D. 16 Hz

6. If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?

   A. 20 V
   B. 5 V
   C. 2 V
   D. 10 V

7. The specific energy consumption of a train depends on which of the following ?

   A. Acceleration and retardation
   B. Gradient
   C. Distance covered
   D. All of the above

8. Specific energy consumption is least in ________________ service?

   A. main line
   B. urban
   C. suburban

9. Specific energy consumption is affected by which of the following factors ?

   A. Retardation and acceleration values
   B. Gradient
   C. Distance between stops
   D. All of the above

10. Energy stored in a magnetic field is given by______________?

    A. LI2
    B. L2I/2
    C. LI2/2
    D. IL2