24.

26.

27.

28.

31.

32.

123/2016
Find the general solution of the differential equation (D = 02 - 0 + 1) # = 0.

है) ೦,9 ೦9-೦67" 8) 016-* + 0267" + 036
©) (५1 + © 6 > + (उल 0) 616 * + (© + ८9) 6»
I C is the unit circle, § £ ‏و‎
‎+4
‎a ‏گ‎ छा 6 ©, By %
॥ ) 5 ந
Pick up the incorrect statement from the following :

A) The straight distance between end points of a suspended tape is reduced by an
amount called the sag correction.

B) While measuring a distance with a tape of length 100.005 m, the distance should
be increased by 0.005 m for each tape length.

C) Anincrease in temperalure causes a tape 1௦ increase in length and the measured
distance is too large.

D) A 100 m tape of cross section 10 mm x 0.25 mm stretches about 10 mm under
5 kg pull.

A stone of mass 1 kg is tied to a string of length 1 m and whirled in 3 horizontal circle
at a constant angular speed 5 rad/sec. The tension in the string is
A) 30N B) 25N C) 15N 0) 10%

The ratio of the moment of inertia of a rectangle about its centroidal axis 1௦ that about
its base, is

ക) 1/3 8) 1/4 0) 34 0) 4
Ultimate strength to cement is provided by

A) Di-calcium silicate B) Tri-calcium silicate

C) Tri-calcium aluminate D) Tetra calcium alumino ferrite

The portion of the brick without a triangular corner equal to half the width and half
the length, is called

A) Brick bat B) Queen closer

C) Squint brick D) King closer

An industrial heat pump operates between the temperatures of 27° C and -13° C.
The rates of heat addition and heat rejection are 750 W and 1000 W respectively.
The COP for the heat pump is

A) 75 B) 65 ©) 4.0 0) 3.0

A hydraulic turbine develops 1000 kW power for a head of 40 m. If the head is reduced
to 20 m, the power developed (in kW) is
A) 177 B) 354 C) 500 D) 800

5