A wire is fixed at two points A and D at same level.Two height 20KN and 25KN are suspended at B and C respectively when equilibrium is reached it is found that inclination at AB is 30° and that of cd is 60° to vertical . Determine the tension in segments AB,BC and CD of rope also the inclination of BC to the vertical.
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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.
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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