Question

write first four terms of an A.P.when. (b). a=1. d=1/2​

Answer 1

$\sf \color{red}Thomson$

Experiments with beams of negative particles were performed in Britain by Joseph John ("J.J.") Thomson, and led to his conclusion in 1897 that they consisted of lightweight particles with a negative electric charge, nowadays known as electrons. Thomson was awarded the 1906 Nobel Prize.

Answer 2

Answer:

1, 3/2, 4, 5/2

Step-by-step explanation: