64.

66.

67.

69.

70,

770 5070080070 15 used for the measurement of
(ಗಿ) viscosity (B) நாலாக
(C) temperature (D) periodic rotary motion

When a ferromagnetic material is subjected to a changing magnetization, its dimensions will
change. This property is known as .

(A) Magneto resistive effect (8) Magneto strictive effect
(C) Electromagnetic induction effect (D) Piezo electric effect

An equipment consumes 115 W, when it is connected to a 230 V/50 Hz ac power source. The

alternating current through the equipment will be amperes.
(ಹ) 115230 © 0
€) 5 (D) 50115030

Radiation pyrometers are used to measure

(ಗಿ) very low pressure (8) very high pressure
(0 very high temperature (D) very low temperature
In a capacitive hygrometer, of the capacitor changes according to the humidity.
(ಹಿ) area of plates in action (B) distance between the plates
(C) inductive reactance (D) dielectric constant

The smallest increment in the input quantity that can be detected by a measuring instrument is
called its .

(¢) loading effect (B) resolution
(C) மல (D) precision

Operating specifications of a typical UV water heater are shown as 230 V + 10 V, AC, S0 Hz, 1
phase, 11 W, input pressure 0.4 - 2 kg/sq.cm etc. on its chassis. Its power rating will be

(ಯ) 240V (B) 12kg/Sqg.cm
© 11% D) 218/50. 0
© (D) 2kg/Sq

Pirani guage is used to measure
(ಹ) humidity (B) diameter
(0 pH (D) நாலாக

061/2018 10