Exams › SSC CGL (Prelims) › General

The formula ac = v^2 / R describes centripetal acceleration for an object moving in a circle. What physical quantity does 'v' represent in this formula?

1. Distance
2. Surface area
3. Speed
4. Intensity

Correct answer: Speed

Solution

In the centripetal acceleration formula ac = v^2/R, 'v' stands for the linear speed (magnitude of velocity) of the object moving in a circular path of radius R. Centripetal acceleration points toward the center of the circle.

Related SSC CGL (Prelims) General questions

• On Electrical Safety Day 2025, MoS Power and New & Renewable Energy Shri Shripad Naik unveiled:
• Consider the following statements regarding G20 cooperation in science and technology: 1. It encourages collaborative innovation among member nations. 2. It operates only through annual leaders’ summits. Which of the statements is/are correct?
• Gatka is a traditional martial art of which state?
• According to recent energy transition strategies, which measure improves grid stability?
• The book “The Idea of India” is authored by:
• The joint military exercise "Maitree" is conducted between India and which country?

⚔️ Practice SSC CGL (Prelims) General free + battle 1v1 →