At \( 20^{\circ} \mathrm{C} \), a brass cube has edge length \( 25 \mathrm{~cm} \). What is the ...

Channel:
PW Solutions
Subscribers:
445,000
Published on ● Video Link: https://www.youtube.com/watch?v=h0wlE5P5PfE


Duration: 5:40
93 views
3

At \( 20^{\circ} \mathrm{C} \), a brass cube has edge length \( 25 \mathrm{~cm} \). What is the increase in the surface area when it is heated from \( 20^{\circ} \mathrm{C} \) to \( 75^{\circ} \mathrm{C} ? \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-16A firefighter who weighs \( 689 \mathrm{~N} \) slides down a vertical pole with an acceleration ...
2022-11-16संकर यौगिकों के प्रकाशिक समावयवी लिखिए-
2022-11-16मानव जीनोम प्रोजेक्ट के कोई तीन मुख्य उद्देश्य बताइए।
2022-11-16The widely used PGR in agriculture is (A) Ethylene (B) Auxin (C) Gibberellin (D) ABA
2022-11-16Name the components of secondary xylem.
2022-11-16The amount of oxygen required by microbes in the decomposition of organic matter is called (A) c...
2022-11-16Find the modulus and argument of the following complex numbers and hence express each of them in...
2022-11-16A ray of light falls on a transparent glass plate. Some part of it is reflected and some part is...
2022-11-16A point performs harmonic oscillations along a straight line with a period \( 0.60 \mathrm{~s} \...
2022-11-16If \( -\inftyx \leq 0 \), then \( \cos ^{-1}\left(\frac{1-x^{2}}{1+x^{2}}\right) \) equals (A) \...
2022-11-16At \( 20^{\circ} \mathrm{C} \), a brass cube has edge length \( 25 \mathrm{~cm} \). What is the ...
2022-11-16If \( (\sec \theta-1)=(\sqrt{2}-1) \tan \theta \), then \( \theta= \) (A) \( n \pi+\frac{\pi}{8}...
2022-11-16A tuning fork of frequency \( 480 \mathrm{~Hz} \) produces 10 beats per second when sounded with...
2022-11-16How can pollen grains of a large number of species be stored for years?
2022-11-16Which of the following statements are true for guineaworm? I. Digenetic parasite whose intermedi...
2022-11-16A long day plant is one that (A) Requires more than 12 hours of light in order to flower (B) Inc...
2022-11-16Critical angle for a certain wavelength of light in glass is \( 40^{\circ} \). Calculate the pol...
2022-11-16Discuss the mechanism of enzyme action.
2022-11-16यदि मक्का के श्रूण की कोशिकाओं में गुणसूत्रों की संख्या 20 हो, तो उन कोशिकाओं के नाम लिखिए जिनमे...
2022-11-16Write short notes on the following: Fuel gases
2022-11-16Find the sum of \( 3 x^{2}-4 x+8,2 x-3-x^{2} \), and \( 2 x^{2}-2 \), and subtract the result fr...