Class 12th
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New answer posted
8 months agoContributor-Level 10
Object is moving in upward direction with constant velocity so in upward motion (+2N) and for downward motion (-2N) So option (1) is correct representation.
New answer posted
8 months agoContributor-Level 10
The last option can be directly generalized from the lines “Apart from the scarcity of coal that has led to more than 15,000 MW of generation capacity not being able to sign coal linkage pact with Coal India”.
New answer posted
8 months agoContributor-Level 10
As mentioned in the last paragraph “For merchant power, the reserve price is higher;”. Hence, the correct choice will be C.
New answer posted
8 months agoContributor-Level 10
Work done is equal to change in K.E.
W1 -> work done by mg
W2 -> work done by air friction
W2 = -0.68 mgh
New answer posted
8 months agoContributor-Level 10
The introductory line of the given passage shares some facts related to range of the cosmic rays. Contextually, the given sentence fits best in the firs blank only.
New answer posted
8 months agoContributor-Level 10
Schrödinger's wave equation explains the microscopic world that governs chemistry, electronics, and modern technology. It's basically how our digital world actually functions at the atomic level.
New answer posted
8 months agoContributor-Level 10
The sentence after the third blank elaborates the fact stated in the given sentence.
New answer posted
8 months agoContributor-Level 10
Computer chips, lasers, MRI machines, LED lights, and solar panels all rely on quantum effects that this equation of Schrodinger helps us understand and design.
New answer posted
8 months agoContributor-Level 10
Suppose acceleration of wedge is a and acceleration of block w. r.t. wedge is a1 then N cos60° = Ma = 16 a -> N = 32 a
For block w.r.t. wedge
N + 8a sin 30° = 8g cos 30°
N = 8g cos 30° - 8a sin 30°
->32a = 8g cos 30° - 8a sin 30°
->a =
Now for 8 kg,

New answer posted
8 months agoContributor-Level 10
The Schrodinger wave equation is the foundation of quantum mechanics. Without it, we couldn't understand how atoms work or predict the behaviour of electrons in materials.
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