CBSE 11th Standard Chemistry Subject Value Based Questions 5 Mark Questions 2021 Part - I
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CBSE 11th Standard Chemistry Subject Value Based Questions 5 Mark Questions 2021 Part - I
11th Standard CBSE
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Reg.No. :
Chemistry
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Romi is a class XI student. One day he studied Heisenberg's uncertainty principle, according to which it is not possible to determine the exact position and velocity of a moving object simultaneously. But when he was watching car race, he found that it is possible to measure position and velocity of a car at any instance simultaneously. He got confused. He asked this to his father. His father clarified his doubt. From his answer, he got satisfied.
(a) What thing is missing in the above given statement of Heisenberg's principle?
(b) Can you guess the clarification given by Romi's father?
(c) What values are exhibited by Romi and his father?(a)
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CBSE 11th Standard Chemistry Subject Value Based Questions 5 Mark Questions 2021 Part - I Answer Keys
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(a) The missing thing is that "a moving microscopic object." Thus, the correct statement of Heisenberg's principle is that it is not possible to determine the exact position and velocity of a moving microscopic object simultaneously.
(b) Romi's father told him that car is a microscopic object and such instruments are available because of their large size, the photon are not capable to change their velocity.
(c) Romi's father was intelligent, knowledgeable and Romi was curious and intelligent but somewhat careless about studies.
