Questions 191–200 of 366. Imported answers require independent review unless marked reviewed.

Topic practice 366 questionsPage 20 of 37

Question 11

Open question
MAMCQ1 markNeeds review
Consider the following statements:
P:

is a metric on

.
Q:

is a metric on

.
Then
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Question 12

Open question
MAMCQ1 markNeeds review
Let

be a twice continuously differentiable scalar field such that

. Let

be the surface

and

be unit outward normal to

. Then the value of

is
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Question 13

Open question
MAMCQ1 markNeeds review
Consider the following statements: P: Every compact metrizable topological space is separable. Q: Every Hausdorff topology on a finite set is metrizable. Then
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Question 14

Open question
MAMCQ1 markNeeds review
Consider the following topologies on the set

of all real numbers:

,

,

. Then the closure of the set

in

is
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Question 26

Open question
MAMCQ2 marksNeeds review
Let

denote the ring of integers. Consider the subring

of the field

of complex numbers. Consider the following statements: P:

is an irreducible element. Q:

is a prime element. Then
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Question 27

Open question
MAMCQ2 marksNeeds review
Consider the second-order partial differential equation (PDE)

Consider the following statements: P: The PDE is parabolic on the ellipse

. Q: The PDE is hyperbolic inside the ellipse

. Then
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Question 28

Open question
MAMCQ2 marksNeeds review
If

is the solution for the Cauchy problem

then

is equal to
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Question 29

Open question
MAMCQ2 marksNeeds review
Let

be the solution of the initial value problem



obtained by the method of Laplace transform. Then
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Question 30

Open question
MAMCQ2 marksNeeds review
The critical point of the differential equation

is a
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Question 31

Open question
MAMCQ2 marksNeeds review
The initial value problem

where

, is solved by the following Euler method

with step-size

. Then

as

, provided
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