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Q:

A pure substance can only be

A) Compound B) an element
C) an element or a compound D) a heterogeneous mixture
 
Answer & Explanation Answer: C) an element or a compound

Explanation:
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Filed Under: Chemistry

Q:

Who is the father of modern chemistry?

A) Priestley B) Lavoisier
C) Dalton D) Mendeleeff
 
Answer & Explanation Answer: B) Lavoisier

Explanation:

Antoine-Laurent de Lavoisier, a french chemist is considered as the "Father of Modern Chemistry."

who_is_the_father_of_modern_chemistry1538547478.jpg image

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams
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Q:

Earlist thermometerr was developed by

A) Celsius B) Fahrenheit
C) Kelvin D) Galileo
 
Answer & Explanation Answer: D) Galileo

Explanation:
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Filed Under: Physics

Q:

The most suitable unit for expressing nuclear radius is

A) micro B) nanometre
C) fermi D) angstrom
 
Answer & Explanation Answer: C) fermi

Explanation:
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Filed Under: Physics

Q:

One astronomical unit is the average distance between

A) Earth and the Sun B) Earth and the Moon
C) Jupiter and the Sun D) Pluto and the Sun
 
Answer & Explanation Answer: A) Earth and the Sun

Explanation:
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Filed Under: Physics

Q:

A man invests in a 16% stock at 128. The interest obtained by him is :

A) Rs. 8% B) Rs. 12%
C) Rs. 12.5% D) Rs. 16%
 
Answer & Explanation Answer: C) Rs. 12.5%

Explanation:

By investing Rs 128, income derived = Rs. 16

 

By investing Rs. 100, income derived =Rs. (16/128*100)  = Rs.12.5

 

Interest obtained  = 12.5%

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Filed Under: Stocks and Shares

Q:

A 6% stock yields 8% . The market value of the stock is :

A) Rs.48 B) Rs.75
C) Rs.96 D) Rs.133.33
 
Answer & Explanation Answer: B) Rs.75

Explanation:

For an income of Rs. 8, investment = Rs. 100.

 

For an income of Rs 6, investment =Rs. (100/8*6) = Rs. 75

 

Market value of Rs. 100 stock = Rs. 75.

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Filed Under: Stocks and Shares

Q:

A man invested Rs. 14,400 in Rs. 100 shares of a company at 20% premium. If his company declares 5% dividend at the end of the year, then how much does he get?

A) Rs.500 B) Rs.600
C) Rs.650 D) Rs.720
 
Answer & Explanation Answer: B) Rs.600

Explanation:

Number of shares = 14400120=120.

 

Face value = Rs.(100 x 120) = Rs.12000.

 

Annual income = Rs (5/100*12000) = Rs. 600

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Filed Under: Stocks and Shares