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ENTRANCE TEST – 2017 Multiple Questions and Answers.
| 21. | Output voltage of rectifier is not smooth,it can be made smooth by a circuit known as: | ||
| A. | Wheatstone Circuit | ||
| B. | Bridge circuit | ||
| C. | Filter circuit | ||
| D. | Ripple circuit | ||
| 22. | A wire of length 2m is attached with mass of 5kg vertically,tensile strain of wire is 0.3x10–3,the extension in wire is: | ||
| A. | 1.5mm | ||
| B. | 2mm | ||
| C. | 0.15mm | ||
| D. | 0.6mm | ||
| 23. | If signal is applied to in put of non-inverting amplifier through resistance of 100k Ohm,and the valu eof feed back resistance is 10k Ohm,the gain is: | ||
| A. | 11 | ||
| B. | 10 | ||
| C. | 1.1 | ||
| D. | 0.11 | ||
| 24. | The frequency of photon having momentum 4.42x10–26Ns is: | ||
| A. | 2.00x1016Hz | ||
| B. | 2.00x1014Hz | ||
| C. | 5.00x1016Hz | ||
| D. | 2.00x1018Hz | ||
| 25. | The momentum of wave where wave length 1.32x10–9m | ||
| A. | 5.00x10–25Ns | ||
| B. | 5.00x10–26Ns | ||
| C. | 5.00x10–43Ns | ||
| D. | 5.00x10–44Ns | ||
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