  # ISRO Scientist or Engineer Civil 2020

Instructions

For the following questions answer them individually

Question 1

# The type of bond in a brick masonry containing alternate course of stretchers and headers is called Question 2

# The unit of momentof inertia of an area is Question 3

# A steel rod of 30 mm diameter and 3 m length is subjected to an axial pull of 50 KN. If $$E = 200 \times 10^9$$ pa, the elongation of the rod will be Question 4

# The shape of the bending moment diagram over the length of a beam, carrying a uniformly increasing load always Question 5

# Every material obeys Hooke’s law within its Question 6

# An ideal flow of a liquid obeys Question 7

# A pipe contain an oil of specific gravity 0.9 . A differential manometer connected at two points A and B shows a difference in mercury levels as 15 cm . The difference of pressure at two points A and B will be (Note: consider the density of mercury as 13600 $$\frac{kg}{m^{3}}$$) Question 8

# Hydrograph is a representation of: Question 9

# The quantity of water retained by the subsoil against gravity is known as Question 10

# A soil has a bluk density of 2.3 $$\frac{g}{cm^{3}}$$ and water content 15% ,the dry density of soil sample is OR