Question
Which combination of colour is the most convenient during day and night time?
More Physics GS Questions
- Which instrument is used to measure electric current?
- The distance between the focus and the centre of curvature of a spherical mirror in terms of the radius of curvature R, is equal to:
- A sound with a single frequency is called a:
- 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 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 force of 50 N moves a body 2 meters in the direction of the force. Find work done.
- Two charges, +3 µC and –3 µC, are placed 1 m apart in vacuum. What is the electrostatic potential energy of the system?
- What is the magnitude of magnetic force per unit length on a wire carrying a current of 10 A and making an angle of 30° with the direction of a uniform mag...
- In MRI machine, which one of the following is used?
- The colour of sky appears blue due to –
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