Mechanical Engineering : Theory Of Machines QUESTIONS AND ANSWERS :: part3 : 11 to 15
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
11.In an ideal machine, the output as compared to input is |
| less |
| more |
| equal |
| may be less or more depending on efficiency |
| always less. |
12.Creep in belt drive is due to |
| material of the pulley |
| material of the belt |
| larger size of the driver pulley |
| uneven extensions and contractions due to varying tension |
| expansion of belt. |
13.In multi-V-belt transmission, if one of the belt is broken, we have to change the |
| broken belt |
| broken belt and its adjacent belts |
| all the belts |
| there is no need of changing any one as remaining belts can take care of transmission of load |
| all the weak belts. |
14.In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed |
| Hartung governor |
| Wilson Hartnell governor |
| Pickering governor |
| Inertia governor |
| none of the above. |
15.Throw of a cam is the maximum distance of the follower from |
| base circle |
| pitch circle |
| root circle |
| prime circle |
| inner circle. |
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