242) The advantage of the piston valve over D-slide valve is that in the former case

wear is less

power absorbed is less

both wear and power absorbed are low

the pressure developed being high provides tight sealing

Answer is:

both wear and power absorbed are low

Theory of Machines MCQ with Answers

For more MCQ's Click Here

243) Flexible coupling is used because

it is easy to disassemble

it is easy to engage and disengage

it transmits shocks gradually

it prevents shock transmission and eliminates stress reversals

Answer is:

it prevents shock transmission and eliminates stress reversals

244) With single Hooke's joint it is possible to connect two shafts, the axes of which have an angular misalignment up to

10°

20°

30°

40°

Answer is:

40°

245) The Hooke's joint consists of :

two forks

one fork

three forks

four forks

Answer is:

two forks

246) The Klein's method of construction for reciprocating engine mechanism

is based on acceleration diagram

is a simplified form of instantaneous center method

utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine

enables determination of Corioli's component

Answer is:

utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine

Theory of Machines MCQ with Answers

For more MCQ's Click Here

242) The advantage of the piston valve over D-slide valve is that in the former case

both wear and power absorbed are low

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

243) Flexible coupling is used because

it prevents shock transmission and eliminates stress reversals

244) With single Hooke's joint it is possible to connect two shafts, the axes of which have an angular misalignment up to

40°

245) The Hooke's joint consists of :

two forks

246) The Klein's method of construction for reciprocating engine mechanism

utilises a quadrilateral similar to the diagram of mechanism for reciprocating engine

Theory of Machines MCQ with Answers