8). For which logic gate the following statement is true The output is low, if and only if all inputs are low Get link Facebook X Pinterest Email Other Apps February 14, 2023 (a) AND (b) NOR (c) NAND (d) OR Ans : (d) OR Get link Facebook X Pinterest Email Other Apps
Name the reservoir and sink of carbon in carbon cycle. Get link Facebook X Pinterest Email Other Apps January 04, 2023 Atmosphere is the reservoir of carbon cycle. While fossil fuels embedded in ocean and oceanic waters are the sink of carbon in carbon cycle. Get link Facebook X Pinterest Email Other Apps Comments
2). A LED emits visible white light when its February 14, 2023 (a) junction is reversed biased (b) depletion layer widens (c) holes and electrons recombine (d) junction becomes hot Ans: (c) holes and electrons recombine. Read more
3). Solar cell operates on a principle of February 14, 2023 (a) diffusion (b) recombination (c) photovoltaic action (d) carrier flow Ans: (c) photovoltaic action Read more
6). For a transistor β =75 and IE = 7.5 mA. The value of α is…. February 14, 2023 (a) 0.1 (b) 0.66 (c) 0.75 (d) 0.98 Ans: (d) 0.98 Read more
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