JEE Main 2025 Physics question

Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : A simple pendulum is taken to a planet of mass and radius, 4 times and 2 times, respectively, than the Earth. The time period of the pendulum remains same on earth and the planet. Reason (R) : The mass of the pendulum remains unchanged at Earth and the other planet. In the light of the above statements, choose the correct answer from the options given below :

• (1)Both (A) and (R) are true but (R) is NOT the correct explanation of (A)Correct
• (2)(A) is true but (R) is false
• (3)(A) is false but (R) is true
• (4)Both (A) and (R) are true and (R) is the correct explanation of (A)