If the interatomic spacing in a steel wire is 3.0 Å and Y of steel is
If the interatomic spacing in a steel wire is 3.0 Å and Y of steel is 20x10¹⁰ N/m², then force…
5 years ago
RA2001
Which of the following statements is correct?
Which of the following statements is correct? Options (a) A good absorber is a bad emitter (b) Every body absorbs…
5 years ago
Which of the following is true for elastic potential energy density?
Which of the following is true for elastic potential energy density? Options (a) Energy density=1/2 x strain x stress (b)…
5 years ago
Which is correct relation?
Which is correct relation? Options (a) Y<σ (b) Y>σ (c) Y=σ (d) σ=±1 Correct Answer: Y>σ Explanation: No explanation available.…
5 years ago
Stress to strain ratio is equivalent to
Stress to strain ratio is equivalent to Options (a) Modulus of rigidity (b) Poisson's ratio (c) Reynold number (d) Fund…
5 years ago
When two small bubbles join to form a bigger one, energy is
When two small bubbles join to form a bigger one, energy is Options (a) Released (b) Absorbed (c) both (a)…
5 years ago
Oil spreads over the surface of water where as water does not spread
Oil spreads over the surface of water where as water does not spread over the surface of the oil because…
5 years ago
If liquid level falls in a capillary then radius of capillary will be
If liquid level falls in a capillary then radius of capillary will be Options (a) Smaller (b) Greater (c) Same…
5 years ago
If capillary experiment is performed in vaccum, then a liquid under the condition
If capillary experiment is performed in vaccum, then a liquid under the condition Options (a) will raise (b) will remain…
5 years ago
The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external magnetic field…
7 years ago