Secondary forces in reciprocating mass on engine frame are

Q.

Secondary forces in reciprocating mass on engine frame are

A. of same frequency as of primary forces

B. twice the frequency as of primary forces

C. four times the frequency as of primary forces

D. none of the mentioned

Answer & Explanation

Answer : Option: B

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Q.

For a gearing system, the equivalent system is made consisting of two rotors. How many nodes will this new equivalent system will have?

A. 0

B. 2

C. 1

D. 3

Answer & Explanation

Q.

Chamber used for testing acoustic energy from sound is

A. Transmission Chamber

B. Reflection Chamber

C. Reverberation Chamber

D. Absorption Chamber

Answer & Explanation

Q.

Let the disturbing mass be 100 kg and the radius of rotation be 20 cm and the rotation speed be 50 rad/sec then calculate the centrifugal force in kN.

A. 25

B. 50

C. 25000

D. 50000

Answer & Explanation

Q.

If damping factor is 0.5 and ratio of working frequency to natural frequency is 1.5. Amplitude of system is given by 50 mm find the sine wave of the profile.

A. 5.4 mm

B. 54 mm

C. 5.4 m

D. 54 m

Answer & Explanation

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Secondary forces in reciprocating mass on engine frame are

Q. Secondary forces in reciprocating mass on engine frame are

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More Questions Dynamics of Machinery:

Q. For a gearing system, the equivalent system is made consisting of two rotors. How many nodes will this new equivalent system will have?

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Q. Let the disturbing mass be 100 kg and the radius of rotation be 20 cm and the rotation speed be 50 rad/sec then calculate the centrifugal force in kN.

Q. If damping factor is 0.5 and ratio of working frequency to natural frequency is 1.5. Amplitude of system is given by 50 mm find the sine wave of the profile.

Q.

Secondary forces in reciprocating mass on engine frame are

Q.

For a gearing system, the equivalent system is made consisting of two rotors. How many nodes will this new equivalent system will have?

Q.

Chamber used for testing acoustic energy from sound is

Q.

Let the disturbing mass be 100 kg and the radius of rotation be 20 cm and the rotation speed be 50 rad/sec then calculate the centrifugal force in kN.

Q.

If damping factor is 0.5 and ratio of working frequency to natural frequency is 1.5. Amplitude of system is given by 50 mm find the sine wave of the profile.