If energy (E), velocity (v) and force (F) be taken as fundamental quantity, then what are the dimensions of mass 

(1) Ev2

(2) Ev-2

(3) Fv1

(4) Fv2

यदि ऊर्जा (E), वेग (v) और बल (F) को मूल राशियों के रूप में लिया जाए, तब द्रव्यमान की विमा है-

(1) Ev2

(2) Ev-2

(3) Fv1

(4) Fv2

 57%

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An object is moving through the liquid. The viscous damping force acting on it is proportional to the velocity. Then dimension of constant of proportionality is 

(1) ML–1T–1

(2) MLT–1

(3) M0LT–1

(4) ML0T–1

एक वस्तु एक तरल के माध्यम से गतिमान है। इस पर कार्यरत श्यान अवमंदन बल वेग के अनुक्रमानुपाती है। तब आनुपातिकता नियतांक की विमा है-

(1) ML–1T–1

(2) MLT–1

(3) M0LT–1

(4) ML0T–1

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The dimensions of surface tension are 

(1) ML1T2

(2) MLT2

(3) ML1T1

(4) MT2

पृष्ठ तनाव की विमा है-

(1) ML1T2

(2) MLT2

(3) ML1T1

(4) MT2

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Dimensional formula ML2T3 represents

(1) Force

(2) Power

(3) Energy

(4) Work

विमीय सूत्र ML2T3 किसको दर्शाता है?

(1) बल

(2) शक्ति

(3) ऊर्जा

(4) कार्य

 66%

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Find the zero correction in the given figure. 

 

1.  0.4 mm

2.  0.5 mm

3.  -0.5 mm

4.  -0.4 mm

दी गई आकृति में शून्यांक त्रुटि ज्ञात कीजिए।

 

1. 0.4 mm  
2. 0.5 mm  
3. -0.5 mm  
4. -0.4 mm

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A physical quantity P is given by P = A3B12C4D32. The quantity which brings in the maximum percentage error in P is

(1) A

(2) B

(3) C

(4) D

एक भौतिक राशि P को A3B12C4D32 द्वारा दर्शाया गया है। वह राशि कौन-सी है, जिससे P में अधिकतम प्रतिशत त्रुटि होती है?

(1) A

(2) B

(3) C

(4) D

 63%

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If force (F), length (L) and time (T) are assumed to be fundamental units, then the dimensional formula of the mass will be

(1) FL1T2

(2) FL1T2

(3) FL1T1

(4) FL2T2

यदि बल (F), लंबाई (L) और समय (T) को मूल मात्रक माना जाता है, तब द्रव्यमान का विमीय सूत्र क्या होगा?

(1) FL1T2

(2) FL1T2

(3) FL1T1

(4) FL2T2

 56%

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The dimensions of pressure is equal to 

(1) Force per unit volume

(2) Energy per unit volume

(3) Force

(4) Energy

दाब की विमा किसके बराबर है?

(1) प्रति एकांक आयतन बल

(2) प्रति एकांक आयतन ऊर्जा

(3) बल 

(4) ऊर्जा

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If L, C and R denote the inductance, capacitance and resistance respectively, the dimensional formula for C2LR is 

(1) [ML2T1I0]

(2) [M0L0T3I0]

(3) [M1L2T6I2]

(4) [M0L0T2I0]

यदि L, C और क्रमशः प्रेरकत्व, धारिता और प्रतिरोध को निरूपित करते हैं, C2LR के लिए विमीय सूत्र होगा-

(1) [ML2T1I0]

(2) [M0L0T3I0]

(3) [M1L2T6I2]

(4) [M0L0T2I0]

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The dimensions of stress are equal to 

(1) Force

(2) Pressure

(3) Work

(4) 1Pressure

प्रतिबल की विमा किसके बराबर हैं?

(1) बल

(2) दाब

(3) कार्य

(4)  1दाब

 62%

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