A rope 9m long is connected at A and B,two points on the same level,8m apart.A load of 300N is suspended from a point C on the rope ,3m from A . What load connected to a point D , on the rope , 2m from B is necessary to keep portion CD parallel to AB.
Answers
Explanation:
The new strain of COVID-19 reported in the United Kingdom seems to increase transmissibility and infection rate but the mutation has so far not affected the severity and case fatality of the disease, noted V.K. Paul, Member (Health), NITI Aayog, on Tuesday, speaking at a press conference.
He added that, as of now, the mutation had not been detected in India, and that it had no impact on the potential of the emerging vaccines being developed in India or available internationally. “There is no cause for concern, no need to panic, as of now. But we have to stay vigilant,” he said.
Answer:
The seagull didn't have the courage to fly . Hence, he used to make excuses for not flying. He felt certain that his wings were to weak to support him. That's why he was exhausted by the strange excersise