__________ consist of individual polymers with varying molecular weights. The properties of the polymers depend on the distribution of molecular weights.

Several methods utilized to characterize polymers give average molecular weights that depend on the molecular weight distribution as well as the number average molecular weight.

A

True

B

False

According to the structure of the polymer, it is classified into- Linear polymers Branched-chain polymers Cross-linked or network polymers Co-polymers

A

Only I & II

B

Only III & IV

C

All I, II, III

D

All II, III, IV

Paper making polymers can be categorized as naturally occurring polymers, modified naturally occurring polymers, and synthetic polymers.

A

True

B

False

The sum of the weights of P and Q is more than that of R and S taken together. The weight of P is half as much as the sum of the weights of Q and S. The some of the weights of P and R is the same as the weights of Q and S taken together. Which of the following statements must be incorrect?

A

Q weighs more than S

B

All the above statements are correct

C

Q weighs more than R

D

P weighs more than Q

Kamal weights twice as much as Momen. Momen's weight is 70% of Babu's weight. Dipu weights 50% of Lipu's weight . Lipu weights 180% of Kamal's weight. Who weights the least ?

A

Babu

B

Dipu

C

Kamal

D

Lipu

How can we assign the weights to output of different models in an ensemble?
1. Use an algorithm to return the optimal weights
2. Choose the weights using cross validation
3. Give high weights to more accurate models

A

1 and 2

B

1 and 3

C

2 and 3

D

all of above

When a discrete time LTI system is said to be causal? must not depend on x for k>n b) Output y must not depend on x for k=n c) Output y must not depend on x for kn

A

Output y must not depend on x for k>n

B

n

C

n

D

n

Which one of the following is NOT correct according to the Consumer Protection Act? 1. District Forum shall consist of a lady social worker 2. State Commission shall consist of a person who is or has been a Judge of a High Court 3. District Forum shall consist of four members 4. National Consumer Disputes Redressal Commission shall consist of a person who is or has been a Judge of the Supreme Court

A

1

B

2

C

3

D

4

In the two lists given below, List I offers the description of 'Koshas' as a part of our personality and List II mentions their names. Match the two and choose the correct answer from the code given below. List I (Description of Kosha) List II (Name of Kosha) a) It is made up of the food we eat i) Anandamaya Kosha b) It comprises the reflexes and the organs - the nervous system of receptors and effectors ii) Manomaya Kosha c) It is that where cravings, desires and purposes reside iii) Pranamaya Kosha d) It is the repository of individual intelligence necessary for one's individual existence iv) Annamaya Kosha e) It is the representative of the Atman seated in the individual body v) Vigyanmaya Kosha vi) The Individual Self

A

a-iv, b-iii, c-ii, d-v, e-i

B

a-i, b-ii, c-iii, d-iv, e-vi

C

a-ii, b-iii, c-iv, d-v, e-vi

D

a-iii, b-iv, c-v, d-i, e-vi

Which of the following statements are true/false?
1. Consumption goods include all the goods that can be purchased with the income that an individual earns from working.
2. The individual is limited to twenty hours per day for work.
3. Leisure goods are the goods that individuals consume when they are not working.
4. The individual's income from work is limited by the market wage that individual receives for his or her labour skills.

A

1, 4 are true and 2, 3 are false

B

1, 3, 4 are true and 2 is false

C

2, 4 are true and 1, 3 are false

D

3, 4 are true and 2, 1 are false

__________ consist of individual polymers with varying molecular weights. The properties of the polymers depend on the distribution of molecular weights.

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