Which of the following is a units that of force?

(1) N m 

(2) mN

(3) nm 

(4) n S

Subtopic:  Dimensions |
 53%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The value of 60° in radian is 

(1) π2 

(2)  π3  

(3) π4 

(4)  π5

Subtopic:  Dimensions |
 88%
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The total plane angle subtended by a circle at its centre is 

(1) π rad 

(2)  2π rad 

(3) 2π3rad  

(4) π2rad

 

Subtopic:  Dimensions |
 79%
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One unified atomic mass represents a mass of magnitude

(1) 10-30 Kg  

(2) 1.66 ×1027 Kg  

(3)  1.66×10-27 

(4)  Kg 1033 Kg

Subtopic:  Dimensions |
 71%
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A far off planet is estimated to be at a distance D from the earth. lf its diametrically opposite extremes subtend an angle at θ an observation situated on the earth, the approximate diameter of the planet is 

(1) θD   

(2) Dθ 

(3)  Dθ  

(4) 1Dθ

Subtopic:  Measurement & Measuring Devices |
 69%
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lf the average life of a person is taken as 100 s. the age of the universe on this scale is of the order 

(1) 1010 s

(2) 10s s

(3) 1017 s

(4) 109 s

Subtopic:  Dimensions |
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The order of the magnitude of speed of light in Sl units is 

(1) 16

(2) 8

(3) 4

(4)  7

Subtopic:  Dimensions |
 80%
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The most precise reading of the mass of an object, among the following is 

(1) 20 G

(2) 20. 0 g

(3) 20.01 g

(4) 20 ×100g

Subtopic:  Errors |
 74%
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The most accurate reading of the length of  \(6.28\) cm long fiber is: 
1. \(6\) cm
2. \(6.5\) cm 
3. \(5.99\) cm 
4. \(60\) cm

Subtopic:  Errors |
 55%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is the most precise measurement?

(1) 3× 10-3m

(2) 0.0030 m 

(3) 30× 10-4 m 

(4) 300× 10-5 m

Subtopic:  Errors |
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NEET 2023 - Target Batch - Aryan Raj Singh
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