21) An empty drum of mass 50 kg is resting on a shop floor. Find the co-efficient of rolling friction if a force of 100N makes it just move. (Assume g = 10 m/square second)
Answer is:
0.2
ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key
For more MCQ's Click HereRelated ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key
Answer is:
All of the above
Explanation:
Thermocouple, Thermometer and Pyrometers are used to measure temperature.
Answer is:
100 m/s
Answer is:
Marking tool
Explanation:
A mortise gauge is a Marking tool.
A mortise gauge is a woodworking tool used by a carpenter or joiner to scribe mortise and tenon joints on wood prior to cutting. Mortise gauges are commonly made of hardwood with brass fittings.
