24) A mortise gauge is a

Striking tool

Planeing tool

Boring tool

Marking tool

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.

ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key

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25) In spot welding, recommended minimum distance between the nearest edge of the plate and centre of spot weld of diameter 'd' should be equal to

1.5d

Answer is:

1.5d

26) Ram needs to cover a distance of 570 km in 10 hours. If he drives his car with a speed of 55 km/hr for the first 6 hours, what should be his speed later?

45 km/hr

60 km/hr

55 km/hr

50 km/hr

Answer is:

60 km/hr

27) As per Indian standard specifications, 100 H6g5 means that

basic size is 100 mm

actual size is 100 mm

difference between basic and actual size is 100 mm

none of these

Answer is:

basic size is 100 mm

28) A square plate of side 40 cm is cut into a circular shape of diameter 40 cm. The percentage of material wasted is

10.50%

15.50%

20.50%

21.50%

Answer is:

21.50%

ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key

For more MCQ's Click Here

24) A mortise gauge is a

Marking tool

ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key

Related ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key

25) In spot welding, recommended minimum distance between the nearest edge of the plate and centre of spot weld of diameter 'd' should be equal to

1.5d

26) Ram needs to cover a distance of 570 km in 10 hours. If he drives his car with a speed of 55 km/hr for the first 6 hours, what should be his speed later?

60 km/hr

27) As per Indian standard specifications, 100 H6g5 means that

basic size is 100 mm

28) A square plate of side 40 cm is cut into a circular shape of diameter 40 cm. The percentage of material wasted is

21.50%

ISRO Draughtsman-B Mechanical Question Paper - 2019 (Set -1) with Answer Key