The resistance of a wire is \( 20 \mathrm{ohms} \). It is so stretched that the length becomes t... VIDEO
The resistance of a wire is \( 20 \mathrm{ohms} \). It is so stretched that the length becomes three times, then the new resistance of the wire will be
(A) \( 6.67 \mathrm{ohms} \)
(B) \( 60.0 \mathrm{ohms} \)
(C) 120 ohms
(D) \( 180.0 \mathrm{ohms} \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2022-11-16 The vertices of the triangle are \( A(5,4,6), B(1,-1,3) \) and \( C(4,3,2) \). The internal bise... 2022-11-16 Evaluate the following: \[ i^{-38} \] 2022-11-16 Write the name of the insect vector that is involved in the transmission of elephantiasis. 2022-11-16 A body of mass \( 0.3 \mathrm{~kg} \) is taken up an inclined plane of length \( 10 \mathrm{~m} ... 2022-11-16 Consider the following statements with respect to photosynthesis and identify the correct statem... 2022-11-16 दो प्रकाश सुग्राही धातुओं \( A \) तथा \( B \) के लिये आपतित विकिरण की आवृत्ति \( v \) के साथ निर... 2022-11-16 The particles in a solid about their mean free positions. 2022-11-16 How the template strand is identified during transcription?
(A) \( 3^{\prime} \rightarrow 5^{\pr... 2022-11-16 A narrow stream of monoenergetic electrons falls at an angle of incidence \( \theta=30^{\circ} \... 2022-11-16 To find the numerical value of \( \int_{-2}^{2}\left(p x^{3}+q x+s\right) d x \) it is necessary... 2022-11-16 The resistance of a wire is \( 20 \mathrm{ohms} \). It is so stretched that the length becomes t... 2022-11-16 निम्नलिखित में कौन लाभदायक कीट हैं?
(A) मधुमक्षी, तित्ली व रेत मक्ष्बी
(B) सी-सी मक्खी, सिल्क मॉ... 2022-11-16 Describe the Human Hypophysial portal circulation. 2022-11-16 The correct IUPAC name of the acrolein is
(A) prop-2-enal
(B) cyanomethane
(C) methanenitrile
(D... 2022-11-16 Draw the gas phase and solid phase structures of \( \mathrm{H}_{2} \mathrm{O}_{2} \) 2022-11-16 The insulated spheres of radii \( R_{1} \) and \( R_{2} \) having charges \( Q_{r} \) and \( Q_{... 2022-11-16 Integrate the equations
\[
\left(1+y^{2}\right)+\left(x-e^{-\tan ^{-1} y}\right) \frac{d y}{d x}... 2022-11-16 किसी विलायक में अवाष्पशील विलेय घोलने पर विलायक का वाष्प दाब बढ़ जाता है। 2022-11-16 In respiration, pyruvic acid is
(A) formed only when oxygen is available
(B) one of the product ... 2022-11-16 Lenz's law is consequence of the law of conservation of (A) Charge (B) Mass (C) Momentum (D) Energy 2022-11-16 किसी एक वर्ण के प्रकाश के लिए वायु में तरंग-दैर्ध्य \( 6000 \AA \) है। जल में इसी प्रकाश की तरंग...