Thin uniform rod of length L, cross-sectional area A and density ρ is rotated about an axis passing through centre and perpendicular to its length with angular velocity ?. What will be its rotational energy? […]
Vermicompost is biofertilizer rich in
Options
(a) Phosphours (b) Calcium (c) Nitrogen (d) Phosphours& Calcium & Nitrogen
Correct Answer:
Phosphours& Calcium & Nitrogen
Explanation:
Vermicomposting is the composting of organic residues with the help […]
A transgenic plant having higher storage protein is
Options
(a) Rice (b) Maize (c) Tomato (d) Potato
Correct Answer:
Potato
Explanation:
No explanation available. Be the first to write the explanation for this […]
Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8 having same are at 500K will radiate
Options
(a) 111 J/s (b) 421 J/s (c) 321 J/s (d) […]
The time period of bar magnet is doubled when magnetic field is reduced by same amount. If initial magnetic field is 0.4 x 10⁻⁴ T then find out decrease in the magnetic field
Options […]
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