Question
Which of the following statement is correct?
Which of the following statement is correct?
I. Friction is caused by the irregularities on the two surfaces in contact
II. Friction is a necessary evil
More Physics GS Questions
- A metallic conductor of circular cross-section has radius R. If current density varies as J = Jₒ(1−r/R), the total current through the conductor is:
- Why does a large fire in the open appear to be fanned by strong winds?
- Match the following machines with their working principles: (i) Electric motor - (a) Heat energy into mechanical energy (ii) Steam engine - (b) Electric ...
- When a liquid is heated in a container, which of the following processes primarily causes the heat transfer within the liquid?
- The colour of sky appears blue due to –
- From the given options, the speed of sound is highest in which material?
- You are asked to jog in a circular track of radius 35 m. Right one complete round on the circular track, your displacement and distance covered by you resp...
- For a cell terminal potential difference is 3.5 V when circuit is open and reduces to 2.5 V when cell is connected to a resistance of R = 10Ω then determin...
- Which of the following best explains why cooking takes longer at high altitudes?
- If resistances R,2R,4R,8R… are connected in parallel, the equivalent resistance is:
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)