Power Transmission – HI MCQ!

__ due to continuous rubbing of the belt on the surface pulley, the belt gets dried up due to friction and heat generated. This causes the belt to slip. Which of the following materials is applied on the inner face of the belt to reduce belt slip?

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In which type of gear, the teeth are cut parallel to the axis of rotation?

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Which one of the following is not correct in respect of v-belt drive?

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In a single spur gear drive, the speed of driver gear having 24 teeth is 800 rpm. Find the speed of driven gear having 60 teeth?

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A gear wheel bus36 teeth and 3 mm module, its pitch diameter is?

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if m=module of the gear, t=number of teeth, d=pitch circle diameter, then which of the following relation is the correct?

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Which one of the following coupling has yoke on each shaft?

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In a gear, the addition of addendum and dedendum is equal to?

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Which pulley is used to get different speed ratio?

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The diameter of driver pulley is 30 cm and running at 400 rpm. If the driven pulley has to run at 120 rpm. What should be it’s diameter?

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