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SL ARORA-Units and Measurements-Exercise
- why is it convenient to express the distancek of stars in terms of lig...
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- Can there be a physical quantity, which has no units and no dimensions...
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- Is the measurement of angle dependent on the unit of length?
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- What is meant by angular diameter of moon ? What is its value?
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- For a given base line, which will show a grater parallax - a distant s...
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- Assertion : Parallax method cannot be used for measuring distance of ...
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- What is the difference between nm, mN, Nm ?
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- Do all physical quantities have dimensions? If no, name three physcia...
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- If 'slap' times speed equals power, what is the dimensional formula fo...
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- What is the SI unit of linear momentum?
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- Using the principle of homogeneity of dimensions, which of the followi...
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- In S=a+bt+ct^2. S is measured in metres and t in seconds. The unit of ...
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- What are the dimensions of a and b in the relation F = at + b x, whrer...
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- Name the physical quantites having dimensions [M^1 L^2 T^(-2)].
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- Write three physical quantities having dimensions [ML^-1 T^-2].
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- If the units of force and length are doubled, then the unit of energy ...
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- The velocity of a body is given by v=At^2+Bt+C. If v and t are express...
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- The retadation experienced by a moving motor boat after its, engine is...
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- The SI unit of energy is J = kg m^2 s^(-2), that of speed upsilon is m...
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- The SI unit of energy is J = kg m^2 s^(-2), that of speed upsilon is m...
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