Specific Heat Capacity

(d): Here,
Specific heat of water,

s_w%20%3D%201%20cal%20g%5E%7B-1%7D%20%5Ccirc%20C%5E%7B-1%7D

Latent heat of steam,

L_s%20%3D540%20cal%20g%5E%7B-1%7D

Heat lost by m g of steam at 100

%5E%7B%5Ccirc%7D

C to change into
water at 80

%5E%7B%5Ccirc%7D

C is

Q_1%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%3D%20m%20L_s%20%2B%20m%20s_w%20%5CDelta%20T_%20w

%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%3D%20m%20%5Ctimes%20540%20%2B%20m%5Ctimes%201%5Ctimes%20(100-80)

%3D%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20540%20m%20%2B20%20m%20%3D%20560%20m

Heat gained by 20 g of water to change its
temperature from 10

%5E%7B%5Ccirc%7D

C to 80

%5E%7B%5Ccirc%7D

C is

Q_2%20%3D%20m_w%20s_w%20%5Cdelta%20T_w%20%3D%2020%20%5Ctimes%201%20%5Ctimes%20(80%20-10)%20%3D1400

According to principle of calorimetry

Q_1%3D%20Q_2

%5Ctherefore%20%5C%2C%20%5C%2C%20%5C%2C%20560%20m%20%3D%201400%20%5C%2C%20%5C%2C%20%5C%2C%20or%20%5C%2C%20%5C%2C%20%5C%2C%20m%3D%20205%20g

Total mass of water present

%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%5C%2C%20%3D%20(20%20%2B%20m%20)%20g%20%3D%20(20%20%2B205%20)%20g%20%3D%2022.5%20g

About Specific Heat Capacity - KCET

Specific Heat Capacity is a vital chapter for KCET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Specific Heat Capacity PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Specific Heat Capacity carry the most weight. Then, tackle the questions iteratively to solidify your understanding.

High-Yield Trend

Chapter Questions
2 MCQs

Official Solution

Official Solution

About Specific Heat Capacity - KCET

Frequently Asked Questions

Why focus on Specific Heat Capacity PYQs?

How to best use this analysis?

Specific Heat Capacity

High-Yield Trend

Chapter Questions 2 MCQs

Official Solution

Official Solution

About Specific Heat Capacity - KCET

Frequently Asked Questions

Why focus on Specific Heat Capacity PYQs?

How to best use this analysis?

Chapter Questions
2 MCQs