3(t – 3) = 5(2t +

0 votes

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

3(t – 3) = 5(2t + 1)

Please log in or register to answer this question.

3(t – 3) = 5(2t +
3(t – 3) = 5(2t +
Time for 20 oscillations of a pendulum is measured as t 1= 39.6 s; t 2= 39.9 s; t 3 = 39.5 s. What is the precision in the measurements? What is the accuracy of the
Names of units of some physical quantities are given in Column I and their dimensional formulae are given in Column II and select the correct option from the codes given below. Column I Column II A. Pa-s P.`[L^2T^(-2)K^(-1)]` B. `Nm-K^(-1)` q.`[MLT^(-2)A^(-1)K^(-1)]` C. `J kg^(-1) K^(-1)` r. `[ML^(-1)T^(-1)]` D. `Wb m^(-1) K^(-1)` s. `[ML^2T^(-2)K^(-1)]`
The angle θ covered by a body in rotational motion is give by the equation `θ = 6t + 5t^2 + 2t^3`. Determine the value of instantaneous angular velocity and angular acceleration at time `t =