Question 11 MarkIf a simple pendulum is taken to a mountain, its time period will increase.(True/False)AnswertrueView full question & answer→
Question 21 MarkDue to the rotation of the earth, the decrease in the value of gravitational acceleration at the equator is equal to $\omega R ^2$.(True/False)AnswerfalseView full question & answer→
Question 31 MarkThe value of gravitational acceleration on the moon is $\left(\frac{1}{6} g\right)$(True/False)AnswertrueView full question & answer→
Question 41 MarkThe value of gravitational acceleration at the center of the earth will not be zero.(True/False)AnswerfalseView full question & answer→
Question 51 MarkThe body revolving around a planet is called satellite and the body revolving around a star is called planet.(True/False)AnswertrueView full question & answer→
Question 61 MarkThe pressure on the moon is zero, hence the boiling point decreases and water start boiling.(True/False)AnswertrueView full question & answer→
Question 71 MarkThe value of g on the moon is greater than on the earth's surface.(True/False)AnswerfalseView full question & answer→
Question 81 MarkEscape velocity depends on the angle of projection.(True/False)AnswerfalseView full question & answer→
Question 91 MarkThe cube of the planet's average distance from the sun is directly proportional to the square of the time it takes to revolve around the sun $T ^2 \propto r^3$. (True/False)AnswertrueView full question & answer→