How to practice topic:differential-equations

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–10 of 10. Imported answers require independent review unless marked reviewed.

Topic practice 10 questionsPage 1 of 1

Question 11

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Given a function

, where

is a constant. The Laplace transform of the function is

. Which one of the following options is correct?
Your answerChoose one option.

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Question 46

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Solution of the differential equation

is

where

. The value of

(answer in integer) is ________________

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Question 36

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For two continuous functions

and

, the relation

describes an exact differential equation if
Your answerChoose one option.

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Question 37

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If

,

, then
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Question 13

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Order (O) and degree (D) of the differential equation

are
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Question 36

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The general solution to the following differential equation is _________, where A and B are constants
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Question 1

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The general solution to the following homogeneous ODE,

is,

The values of

and

are:
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Question 41

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Steady state radial heat conduction through a hollow, infinitely long zirconia cylinder is governed by the following ordinary differential equation:

Here, T is the temperature and r is the radial distance. The inner surface of the hollow cylinder is maintained at 1473 K and the outer surface at 973 K. The rate of heat loss per unit length through the outer surface of the hollow cylinder (in W.m⁻¹, rounded off to the nearest integer) is _____________.
Given: Inner radius of cylinder = 0.05 m; outer radius of cylinder = 0.07 m and thermal conductivity of zirconia (k) = 2 W.m⁻¹.K⁻¹.

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Question 35

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Consider the following Ordinary Differential Equation:

In a domain

, with boundary conditions

and

, pick the appropriate choice for

from the following options:
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Question 29

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For the second order linear ordinary differential equation,

, the following function is a solution:

. Which one of the following statements is NOT TRUE?
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