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Is it possible to form a virtual image of shorter length than the length of the object by any mirror?
Is it possible to form a virtual image of shorter length than the length of the object by any mirror?
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What are constants in Charles’ law?
What are constants in Charles’ law? [1] OR Write whether the following statement is True or False: [1] Per degree interval in…
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Write the name of a gas which increases atmospheric temperature.
Write the name of a gas which increases atmospheric temperature. [1] OR Fill in the blank : [1] __ radiation, coming from…
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Mention one fuel which is alternative to fossil fuel
Mention one fuel which is alternative to fossil fuel
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Madhyamik Class 10 Physical Science Question Paper Solved 2022
Madhyamik Class 10 Physical Science Question Paper Solved 2022 Physical Science Time – Three Hours Fifteen Minutes (First fifteen minutes for reading the Question…
Question
During electrolysis (a) oxidation occurs at the cathode and reduction occurs at the anode (b) oxidation occurs at both the electrodes (c) reduction occurs at both the electrodes (d) reduction occurs at the cathode and oxidation occurs at the anode.
During electrolysis (a) oxidation occurs at the cathode and reduction occurs at the anode (b) oxidation occurs at both the electrodes (c)…
Question
Acetic acid is a weak electrolyte because in an aqueous solution acetic acid is (a) non-conductor of electricity (b) completely dissociated (c) partially dissociated (d) not dissociated
Acetic acid is a weak electrolyte because in an aqueous solution acetic acid is (a) non-conductor of electricity (b) completely dissociated (c)…
Question
The solid state of which of the following compounds is not composed of molecules? (a) Sugar (b) Glucose (c) Sodium fluoride (d) Hydrogen chloride
(c) Sodium fluoride Explanation: Sodium fluoride (NaF) is an ionic compound, meaning it exists as a lattice of ions rather than discrete…
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For which of the following ionic compounds no ion has octet? (a) LiH (b) CaO (c) NaCl (d) MgCl2
For which of the following ionic compounds no ion has octet? (a) LiH (b) CaO (c) NaCl (d) MgCl2