1. fires in
flammable petroleum products or other flammable or combustible liquids,
greases, solvents, paints, etc is classified as
a. class A fire
b. class B fire
c. class C fire
2. Heat treatment of
aluminum consists of
a. Solution heat
treatment
b. Precipitation
Heat Treatment
c. Annealing
d. All of the
above
3. If distance of
cg from datum is 160” and of leading edge of MAC is 140” and length of MAC is
100”. Find MAC %
a. 20%
b. 50%
c. 75%
4. If the input of
half wave rectifier is 240 V and transformer has a step down ratio of 8:1, what
is the output rms value?
a. 42.2 V
b. 30V
5. Demultiplexer
is
a. Output is same
as multiplexer
b. Output is
opposite of multiplexer
c. As in b CCU
regulates in input and output
6. Which of them
is a 5 layer device
a. Diac
b. Triac
7. Convert
octal code 3574 to binary
a. 011 101 111 100
b. 100 111
101 011
c. 111 101
011 111
8. A
metal which can be hammered, rolled, or pressed into various shapes without
cracking, breaking, or leaving some other detrimental effect, is said to
be
a. Malleable
b. Ductility
9. MTCS regarding
“Austenite” is
a. The name given
to steel when it is heated above the critical range, consists of a solid
solution of cementite in gamma iron.
10. Data transfer
in a/C is by
a. Series bus
b. Parallel bus
c. Data bus
d. ARINC 429 bus
11. Speed of
induction motor is increased when
a. Number of poles
is increased
b. Number of poles
is reduced
c.
d. All of the
above
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