BSNL JTO Exam - 2005 - IV
(For Answers look at the bottom)
1. When a inductive coil connected to a 200 V, 50Hz ac supply with 10A current flowing through
it dissipates 1000 watts then which of the following will have least value in ohms-
a.) Resistance
b.) Reactance
c.) Impedance
d.) None
2. Oscillator crystal [...]
BSNL GE-JTO Recruitment Examination
Question and Answers
1. Reactive current through the capacitive load produces -
Answer is :- b) Electric field
2. One of the following which gives piero-electric effect is -
Answer is :- b) PVDF
3. PZT piezo- electric materials have -
Answer is :-b) Lower curie temperature
4. The residual resistivity of a binary alloy at OK is [...]
2008 batch Fresh Engineers Written Test at Bangalore
Date - Sunday 11th May 2008
Time - 10.00 a.m. to 11.00 a.m.
(Reporting time: 9.00 - 9.30 a.m.)
Venue - Bangalore Institute of Technology
K R Road, V V Pura, Bangalore - 560 004.
Eligibility:
2008 Batch BE /BTech. (E & C, E & E, Instrumentation Engg. , Telecommunication Engg., Medical Electronics., Information [...]
If the voltage applied across a capacitance is
triangular in waveform then the waveform of the current is-Answer is :- Rectangular
One of the following statement which is true for
relative dielectric constant is -Answer is :- It is dimensionless
Pure metals generally have-Answer is :- high
conductivity and large temperature coefficient
For small size, high frequency coils, the [...]
When a piece of copper and another of germanium are cooled from room temperature to 800 K then the resistance of -
a) Each of them increases
b) Each of them decreases
c) Copper increases and germanium decreases
d) Copper decreases and germanium increases
When a signal of 10 mV at 75 MHz is to be measured then which of [...]
1. One of the following statement which is true for relative dielectric constant is -
a) It is dimensionless
b) It is not equal to unity for vacuum
c) It’s value for all substances is less than one
d) None
2. Pure metals generally have-
a) high conductivity and low temperature coefficient
b) high conductivity and large temperature coefficient
c) low conductivity and [...]
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