A spring of length 25cm is extended to 30cm by a load of 150N attached…
A spring of length 25cm is extended to 30cm by a load of 150N attached to one of…
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A handbag containing some load weighing 162N is carried by two students each holding the…
A handbag containing some load weighing 162N is carried by two students each holding the handle of the…
An alternating source is connected in series to a capacitor of capacity reactance ( 10^3…
An alternating source is connected in series to a capacitor of capacity reactance ( 10^3 sqrt{3} ) and…
A bread toaster uses a current of 4A when plugged in a 24oV line. it…
A bread toaster uses a current of 4A when plugged in a 24oV line. it takes 1 minute…
What is the angle of dip at the magnetic equator
What is the angle of dip at the magnetic equator A. ( 45^{circ} ) B. ( 0^{circ} )…
If the total force acting on a particle is zero, the linear momentum will
If the total force acting on a particle is zero, the linear momentum will A. Increase B. Decrease…
The colours seen on soap bubbles are due to
The colours seen on soap bubbles are due to A. Diffraction B. Refraction C. Dispersion D. Interference Correct…
Find the frequencies of the first three harmonics of a piano string of length 1.5m,…
Find the frequencies of the first three harmonics of a piano string of length 1.5m, if the velocity…
If the uncertainty in the measurement of the position of a particle is 5.0 x…
If the uncertainty in the measurement of the position of a particle is 5.0 x 10-10m, the uncertainty…
In a fission process, the decrease in mass is 0.01%. How much energy could be…
In a fission process, the decrease in mass is 0.01%. How much energy could be obtained from the…