A dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
A dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time of vibration is found to be…
7 years ago
UP2012
The number of acidic protons in H₃PO₃ are
The number of acidic protons in H₃PO₃ are Options (a) 0 (b) 1 (c) 2 (d) 3 Correct Answer: 2Explanation:No…
7 years ago
Equal charge q each are placed at the vertices AQ and B of an equilateral triangle
Equal charge q each are placed at the vertices AQ and B of an equilateral triangle ABC of side a.…
7 years ago
Two bulbs when connected in parallel to a source take 60W each, the power consumed,
Two bulbs when connected in parallel to a source take 60W each, the power consumed, when they are connected in…
7 years ago
To draw the maximum current from a combination of cells, how should be the cells
To draw the maximum current from a combination of cells, how should be the cells be grouped? Options (a) Parallel…
7 years ago
When a current of (2.5±0.5) A flows through a wire, it develops a potential difference
When a current of (2.5±0.5) A flows through a wire, it develops a potential difference of (20±1) V, then the…
7 years ago
A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm is put in water (refractive index…
7 years ago