Question
Why does a needle float on the surface of water if placed very carefully?
More Physics GS Questions
- Find the power if a force of 100 N displaces an object by 10 m in 5 seconds.
- Which law states that "the rate of heat loss of a body is directly proportional to the temperature difference between the body and its surroundings"?
- Sound travels fastest in which medium?
- A uranium nucleus undergoes fission and releases 200 MeV per event. If 1 gram undergoes complete fission, the energy released in kWh is:
- What type of rays are used in a CT scan to visualize the internal structures of the human body?
- A wire loop in the shape of a square of side a carries a current I. If an infinitely long straight wire carrying the same current passes through the center...
- The unit of electric power is —
- A cube of side a encloses a point charge q at its center. What is the electric flux through one of its faces?
- The energy that can harness heat stored below the earth's surface is known as –
- A nucleus with mass number A and atomic number Z undergoes β⁻ decay. Which of the following is correct about the daughter nucleus?
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