Question:
Which one of the following consumes least amount of electricity?
Which one of the following consumes least amount of electricity?
Updated On: Jul 12, 2024
- Tungsten bulb
- Fluorescent tube
- Light Emitting Diodes (LED)
- Compact Fluorescent lamp (CFL)
Hide Solution
Verified By Collegedunia
The Correct Option is C
Solution and Explanation
The correct option is (C): Light Emitting Diodes (LED).
Was this answer helpful?
0
0
Top Questions on Electrostatics
- A charge \( -6 \mu C \) is placed at the center B of a semicircle of radius 5 cm, as shown in the figure. An equal and opposite charge is placed at point D at a distance of 10 cm from B. A charge \( +5 \mu C \) is moved from point ‘C’ to point ‘A’ along the circumference. Calculate the work done on the charge.
- CBSE CLASS XII - 2025
- Physics
- Electrostatics
- In space, the electric potential varies as $V = 20|r|$ volt, where $\vec{r} = x\hat{i} + y\hat{j} + z\hat{k}$ is the position vector. Then electric field in (N/C) at the point (4 m, 3 m, -5 m) is
- AP EAPCET - 2025
- Physics
- Electrostatics
- A metal sheet is inserted between the plates of a parallel plate capacitor of capacitance C. If the sheet partly occupies the space between the plates, the capacitance:
- CBSE CLASS XII - 2025
- Physics
- Electrostatics
- Two like charges are placed 1 m apart in air. If the force between them is 9 N, and one charge is 1 C, what is the other charge? (Use $ k = 9 \times 10^9 \, \text{Nm}^2/\text{C}^2 $)
- CUET (UG) - 2025
- Physics
- Electrostatics
- A capacitor is charged with a voltage of 100 V. If the capacitance of the capacitor is \( 10 \, \mu\text{F} \), what is the charge on the capacitor?
- VITEEE - 2025
- Physics
- Electrostatics
View More Questions
Questions Asked in NATA exam
- If the sum of the interior angles of a polygon is \(1260^\circ\), how many sides does it have?
- NATA - 2025
- Geometry
- In a family consisting of four living generations (excluding married daughters), the wife is always three years younger than her husband. The siblings in the family have an age gap of three years and there are 2 siblings in the youngest generation. Each father is thirty years older than his eldest child. The present age of the youngest daughter is six years and her father has no siblings. Based on this information, what is the age difference between the youngest child and her grandmother?
- NATA - 2025
- Blood Relations
What is the angle between the hour and minute hands at 4:30?
- NATA - 2025
- Coordinate Geometry
- What is the sum of interior angles of a polygon with 10 sides?
- NATA - 2025
- Coordinate Geometry
Mantri Mandir -- Where is it located?
- NATA - 2025
- Architectural Knowledge
View More Questions