A. Mercury only B. Alcohol and Water C. Mercury and Alcohol D. Alcohol only Correct Answer: Option C - Mercury…
I. Using a soft iron ore II. Laminating the iron core to reduce energy loses due to eddy current III.…
A. 15Nm B. 25Nm C. 3Nm D. 4Nm Correct Answer: Option D - 4Nm
I. Taking it to a high altitude II. Dissolving a salt into it III. Heating it in a sealed flask…
A. 15°C B. 40°C C. 20°C D. 10°C Correct Answer: Option B - 40°C Explanation R0 = 7Ω , R1…
A. Increase in the number of turn of the coil B. Decrease in current with the coil C. Increase in…
The symbol −10X used to represent which of the particles? A. Proton B. Neutron C. Electrons D. Atoms Correct Answer: Option…
A. Telescope B. sextant C. microscope D. periscope Correct Answer: Option C - microscope Explanation Microscope is used for nearby…
A. 4 rads−¹ B. 1rads−¹ C. 3 rads−¹ D. 4rads−¹ Correct Answer: Option C - 3 rads−¹ Explanation M= 3kg,…
A. Both light and heavy subject reach the ground at the same time B. he light object get to the…