Vyapam Sub Engineer Mechanical Paper 9th July 2017 Shift I

Madhya Pradesh  Vyapam Sub Engineer Mechanical Paper 9th July 2017 Shift I

A load cell is essentially a _______
(a) thermistor
(b) resistive potentiometer
(c) inductive transducer
(d) strain gauge

Ans – (d)

Mapping of geometric models include __________
(a) Translatinal mapping only
(b) Rotatinal mapping only
(c) Both translational mapping and Rotational mapping
(d) Reverse mapping only

Ans – (c)

A gating ratio is a:b:c what does ‘b’ signifies
(a) Number of gates
(b) Runner area
(c) Sprue area
(d) Pouring basin area

Ans – (b)

Dummy strain gauges are used for __________
(a) calibration
(b) compensatin for temperature variation
(c) increase brdige sensitivity
(d) None of the above

Ans – (b)

Red comparator is a ________ comparator
(a) pneumatics
(b) mechanical
(c) electrical
(d) electro-mechanical

Ans – (b)

Mechanical comparators usually have a ________scale
(a) fluctuating
(b) linear
(c) vernier
(d) non-linear

Ans – (b)

A shaft carrying three rotors will have _____nodes
(a) 3
(b) 1
(c) 2
(d) 0

Ans – (c)

For the point moving on a straight line which of following is TRUE?
(a) Has no radial componenet of acceleration
(b) Has no tangential componenet of acceleration
(c) Has both tangential and radial componenet of acceleration
(d) Cannot be measured

Ans – (a)

Rotary dampers are designed in clutch plate to reduce _________
(a) friction between flywheel and clutch
(b) jerky starts
(c) vehicle speed
(d) vibration transferred to the wheel

Ans – (b)

Errors which may be variable both in magnitude and nature are classified as _________
(a) interference error
(b) calibration error
(c) random error
(d) instrument error

Ans – (c)