MA⁻¹T⁻² is the dimensional formula of
Options
(a) magnetic induction (b) self-inductance (c) electric potential (d) electric field
Correct Answer:
magnetic induction
Explanation:
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Which dimensions will be the same as that of time?
Options
(a) LC (b) R/L (c) L/R (d) C/L
Correct Answer:
L/R
Explanation:
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The magnetic susceptibility of a material of a rod is 449. Permeability of vaccum is 4 π x 10⁻⁷ henry/m. Absolute permeablity of the material of the rod in henry/meter is
Options
(a) […]
In mollusca, eye is present over a stalk called
Options
(a) ostractum (b) operculum (c) ommatophores (d) osphradium
Correct Answer:
ommatophores
Explanation:
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Which is always present in photochemical smog?
Options
(a) ozone (b) CO₂ (c) SO₂ (d) CH₄
Correct Answer:
ozone
Explanation:
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What is the main cause for the extinction of some species in tropical forest
Options
(a) deforestation (b) afforestation (c) pollution (d) soil erosion
Correct Answer:
deforestation
Explanation:
No explanation available. Be the […]
A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs with deceleration. The velocity of the body at the end of the 7th second is
Options […]
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