The length of an elastic string is a metre when the longitudinal tension is 4N and b
The length of an elastic string is a metre when the longitudinal tension is 4N and b metre when the…
5 years ago
EAMCET2001
Two poles of same strength attract each other with a force of magnitude F
Two poles of same strength attract each other with a force of magnitude F when placed at the two corners…
7 years ago
Two particles P and Q start from origin and execute simple harmonic motion along X-axis
Two particles P and Q start from origin and execute simple harmonic motion along X-axis with same amplitude but with…
7 years ago
An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal. The equation for…
7 years ago
Two sound waves of wavelengths 5m and 6m formed 30 beats in 3 seconds
Two sound waves of wavelengths 5m and 6m formed 30 beats in 3 seconds. The velocity of sound is Options…
7 years ago
The de-Broglie wavelength of an electron having 80 eV of energy is nearly
The de-Broglie wavelength of an electron having 80 eV of energy is nearly(Given 1 ev= 1.6 x 10⁻¹⁹ kg, Mass…
7 years ago
Thomson coefficient of a conductor is 10 µV/K. Its two ends are kept
Thomson coefficient of a conductor is 10 µV/K. Its two ends are kept at 50° C and 60° C. Amount…
7 years ago
A body A experiences perfectly elastic collision with a stationary body B
A body A experiences perfectly elastic collision with a stationary body B. If after collision the bodies fly apart in…
7 years ago
A magnet of length 10 cm and magnetic moment 1 A-m² is placed
A magnet of length 10 cm and magnetic moment 1 A-m² is placed along the side AB of an equilateral…
7 years ago
A lead bullet of 10 gm travelling at 300 m/s strikes against a block
A lead bullet of 10 gm travelling at 300 m/s strikes against a block of wood and comes to rest.…
7 years ago