GATE PI 1990 | GATE PI Year Wise Previous Years Questions

GATE PI 1990

MCQ (Single Correct Answer)

-0.6

Calculate the smallest punch diameter that can be designed for piercing sheet metal strip with the following data. Crushing strength of the punch material is $$1500$$ $$MPa.$$ Thickness of the sheet is $$2$$ $$mm,$$ factor of safety is $$3,$$ and shear strength of the sheet material $$500$$ $$MPa$$ is

$$2mm$$

$$6mm$$

$$8mm$$

$$24mm$$

GATE PI 1990

MCQ (Single Correct Answer)

-0.6

Assertion (A): Basic hole system is advocated by Indian Standards for fit design
Explanation (E): Holes can be produced to any size.

Both $$A$$ and $$E$$ are correct & $$E$$ explanation $$A$$

Both $$A$$ and $$E$$ are true but $$E$$ not explains $$A$$

$$A$$ is true but $$E$$ is false

$$A$$ is false but $$E$$ is true.

GATE PI Papers

2017