Q. What is the value of silicon and copper in an extra heavy-duty type sealed power bearing?

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Q. Which of the following when decreased reduces the bearing clearance?

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Q. Theoretically, the inlet valve should open at what position of the piston?

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Q. Theoretically, the inlet valve should close at what position of the piston?

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Q. Theoretically, the exhaust valve should open till the piston reaches which position?

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Q. Due to which factor, the valves can’t open instantaneously?

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Q. What is the event known as when the inlet valve is generally opened about 50° TDC is known as?

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Q. What is the event known as when the inlet valve is generally closed after 45° of BDC?

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Q. Practically, the inlet valve opens between what range before TDC?

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Q. Practically, Exhaust valve opens at what range before BDC?

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Q. Practically, Valve overlap at what range at TDC?

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Q. Practically, Valve overlap at what range at BDC?

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Q. The maximum valve opening depends directly on what factor?

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Q. The maximum power output of the engine would generally be increased by increasing what?

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Q. Which of the mentioned below is not a type of valve?

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Q. Which of the mentioned below is the advantage of a poppet valve?

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Q. Generally which valve is larger?

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Q. What is the inlet valve face angle that is generally kept?

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Q. What is the exhaust valve face angle that is generally kept?

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Q. Circumferential and longitudinal direction of valve experience which stress?

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