Question

write the name of physical quantities whose dimensional formula are m-1 l-1T-1
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Answer 1

Answer:

The photoelectric effect is the emission of electrons when electromagnetic radiation, such as light, hits a material. ... An alteration in the intensity of light would theoretically change the kinetic energy of the emitted electrons, with sufficiently dim light resulting in a delayed emission.in a porchway cool Sunlight, I see, dying fast, Twilight hastens on to rule. Working hours have well-nigh past Shadows run across the lands; But a sower lingers still Old, in rags, he patent stands. Looking on, I feel a thrill. I Block and high, his silhouette Dominates the Furrows deep

a ) Correct the following statements based on the extract. ii) The sunlight is hastening to rule. iv)The sower is richly dressed.