VIZAG M.T. Exam. 2017- Engineering Mechanics Quiz 1

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Question 1

In equilibrium position ,Angle of repose is equals to

• AAngle of friction
• BAngle of cone
• CLimiting friction
• DAll of these

Question 2

Concurrent force system is the system when:

• ALines of action of all forces pass through a point
• BLines of action of all forces are parallel to each other
• CLines of action of all forces lie along same line
• DLines of action of all forces are not parallel to each other

Question 3

A perfect frame is that which satisfies the equation (Assume n = No. of members and j = No. of joints)

• AN = 3j-2
• BN = 3(j-2)
• CN = 3(j-1)
• DN = (2J-3)

Question 4

A body of mass 10 kg moving with a velocity of 1 m/s is acted upon by a force of 50 N in the direction of initial velocity for two seconds. The final velocity of the body is

• A22 m/s
• B1 m/s
• C m/s
• D11 m/s

Question 5

A mass of 100 kg is held between two springs as shown in figure. The natural frequency of vibration of the system in cycles/second is

• A
• B
• C
• D

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