Dr. (CDR) N K Natarajan Solutions for Chapter: Practice Papers, Exercise 5: Exercise

A man standing at a point P is watching the top of a tower, which makes an angle of elevation of $30°$ with the man's eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes $60°$. What is the distance between the base of the tower and the point P?

A right triangle with sides $3cm, 4cm$ and $5cm$ is rotated on the side of $3cm$ to form a cone. Then the volume of the cone so formed is

If the radius of a circle is diminished by $10\%$, then the area is diminished by

The ratio between the speeds of two trains is $7:8$. If the second train runs $400km$ in $4$ hours, then the speed of the first train is:

At the end of the paragraph there will be some conclusions which could/could not be drawn from the paragraph. Mark the conclusion as (a) if it is definitely true, (b) probably true (c) cannot say (d) probably false (e) definitely false. "Earnbread, Uncle Cor? How do you mean that? Earnbread...or deserve bread? Not todeserve one's bread. That is to be unworthy of it, that certainly is a crime for every honest man is worthy of his bread. But unluckily not being able to earn it, though deserving it, that is a misfortune and a great one"

A man may deserve his bread, all the same but not be able to earn it.

Directions: At the end of the paragraph there will be some conclusions which could/could not be drawn from the paragraph. Choose the conclusion as (a) if it is definitely true, (b) probably true (c) cannot say (d) probably false (e) definitely false.

"Earn bread, Uncle Cor? How do you mean that? Earn bread...or deserve bread? Not to deserve one's bread. That is to be unworthy of it, that certainly is a crime for every honest man is worthy of his bread. But unluckily not being able to earn it, though deserving it, that is a misfortune and a great one"

A man who cannot earn his bread is unworthy of it.

At the end of the paragraph there will be some conclusions which could/could not be drawn from the paragraph. Mark the conclusion as

(a) if it is definitely true,

(b) probably true

(c) cannot say

(d) probably false

(e) definitely false.

"Earnbread, Uncle Cor? How do you mean that? Earnbread...or deserve bread? Not todeserve one's bread. That is to be unworthy of it, that certainly is a crime for every honest man is worthy of his bread. But unluckily not being able to earn it,though deserving it, that is a misfortime and a greatone"

Every honest man is worthy of his bread because he labours for it.

At the end of the paragraph there will be some conclusions which could/could not be drawn from the paragraph. Mark the conclusion as

(a) if it is definitely true,

(b) probably true

(c) cannot say

(d) probably false

(e) definitely false.

"Earnbread, Uncle Cor? How do you mean that? Earnbread...or deserve bread? Not todeserve one's bread. That is to be unworthy of it, that certainly is a crime for every honest man is worthy of his bread. But unluckily not being able to earn it,though deserving it, that is a misfortime and a greatone"

A man who deserves his bread but cannot earn it cannot be condemned.