Physics, asked by akulavarshini12, 6 months ago

The resistance of a wire of radius 1 mm is
412. The resistance of the same wire when
its radius becomes 2 mm is

Answers

Answered by STUARTLITTEL

0

Answer:

206 probably

Explanation:

According to the third law of resistance

RESISTANCE IS INVERSELY PROPORTIONAL TO AREA OF CROSS-SECTION.

Therefore, increase in area of cross-section decrease in resistance.

Previous Question

Next Question

Similar questions

Environmental Sciences, 2 months ago

Q3. Identify this tern like bird that gets its name from the way it moves over the water surface. यह पीजोटेदन की तरह दिखता है उसे पहचानिए? यह नाम उसने पानी की सतह पर उड़ने के तरीके से प्राप्त किया है A) White-cheekd barbet (सफेद-चीकू बटबट) B) Indian Skimmer (भारतीय स्कीमट) c) Black sunbird (काला सनबर्ड) D) Red-wattled lapwing (टेड-वॉटल्ड लपविंग)...

Biology, 2 months ago

a. Hydroxid 3. Statement A: Bat is a warm blooded animal. Statement B: Body temperature of bats is reduced during hibernation. a. Statement A is correct and B is incorrect. b. Statement A is incorrect and B is correct. c. Statement A and B are correct. d. Statement A and B are incorrect.

Math, 2 months ago

ways? 60. Hourly wages. Anwar is a short-onder cook in a diner. He is paid $4 per hour plus 5% of all food sales per hour His avenage hourly wage w in tems of the food sales of 1 dollars is up = 4 + NOS a Write the inverse function. What does it mean? b. Usythe inverse function to estimate the hourly sales at the dintr il Anwar avenges $12 per hour. 61. Hourly wages. In Exercise 60. suppose in...

Math, 6 months ago

3. In an equation, there always exists an sign.(fill in the blanks)...

Math, 6 months ago

formula of carbon tetrachloride...

Chemistry, 11 months ago

यदि किसी झील के जल का घनत्व $1.25g mL^{-1}$ है तथा उसमें 92 g Na^{+} आयन प्रति किलो जल में उपस्थित हैं। तो झील में Na^{+}आयन को मोललता ज्ञात कीजिए।...

Math, 11 months ago

hi friends factorize please ...

Chemistry, 11 months ago

निम्नलिखित युग्मों में उपस्थित सबसे महत्वपूर्ण अंतरआण्विक आकर्षण बलों का सुझाव दीजिए। (i) n-हेक्सेन व n-ऑक्टेन (ii) I_2 तथा CCl_4 (iii) NaClO_4 तथा H_2O (iv) मेथेनॉल तथा ऐसीटोन (v) ऐसीटोनाइट्राइल (CH_3CN) तथा ऐसीटोन (C_3H_6O)...