The angular frequency of alternating current in a L-C-R circuit is 100 rad/s. The components connected are shown in the figure. Find the value of... View Article
Assertion A: The escape velocities of planet A and B are same. But A and B are of unequal masses. Reason R: The product of their masses and radii... View Article
a. 1.64 mm b. 1.80 mm c. 0.82 mm d. 0.90 mm Answer: (c) Least count. = pitch/no. of div. = 1 mm/100 = 0.01 mm +ve zero error = 8 × L.C. =... View Article
a. A is true but R is false b. Both A and R are true and R is the correct explanation of A c. Both A and R are true but R is NOT the correct... View Article
A proton, a deuteron and an α particle are moving with the same momentum in a uniform magnetic field. The ratio of magnetic forces acting... View Article
a. √(v2 - u2)/2 b. (v - u)/2 c. √(v2 + u2)/2 d. (u + v)/2 Answer: (c) a = uniform acceleration u = velocity of first compartment v =... View Article
Two satellites A and B of masses 200 kg and 400 kg are revolving round the earth at height of 600 km and 1600 km respectively. If TA and TB are... View Article
The National Initiative for School Heads' and Teachers' Holistic Advancement (NISHTHA) is a capacity building programme for “Improving Quality of... View Article