EKT ME Quiz 12

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Question 1

What is the SI unit of pressure?

• ANewton
• BWeber
• CPascal
• DHenry

Question 2

Determine the value of m for which the equations and may have a common root.

• A
• B
• C
• D

Question 3

Which one of the following is the correct statement?
Pearlite in iron-carbon system is a

• Aphase consisting of ferrite and cementite at room temperature
• Bmechanical mixture of ferrite and cementite at room temperature
• Ceutectic mixture of ferrite and cementite at room temperature
• Dall the above the three are correct

Question 4

The top of a hill observed from the top and bottom of a building of height ‘h’ is at angles of elevation p and q. Respectively. The height of hill

• A
• B
• C
• DNone of these

Question 5

A man wants to cut three lengths from a single piece of board of length 66cm .The second length is to be 2cm longer than the shortest and the third length is to be twice as long as shortest .What are the possible lengths of the shortest board if the third piece is to be at least 4cm longer than the second?

• Ax>6
• B(6,16]
• Cx ≤ 16
• D(0,16)

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