Question
The resistance of a wire is 10 Ω. What will be its resistance if its length is tripled? (Assume uniform cross-sectional area)
More Physics GS Questions
- Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
- A dielectric placed between the plates of a capacitor increases its:
- Consider the following two statements (A) Kirchhoff's junction law follows from the conservation of charge. (B) Kirchhoff's loop law follows from the conse...
- Cryogenics is the branch of physics that deals with what?
- A particle starts from rest and accelerates uniformly at 2 m/s² for 10 seconds, then moves with constant velocity for 5 seconds, and finally decelerates at...
- 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
- A car increases its speed from 10 m/s to 30 m/s in 5 seconds. What is its acceleration?
- A wire is stretched by a force such that it experiences a strain of 2 x 10-3. If Young’s modulus of the material is 2 x 1011 Pa, the stress developed is:
- Which phenomenon does a hologram use to create an image?
- A plane mirror is placed on a wall. A man walks directly toward the mirror at 2 m/s. The speed at which his image approaches him 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
