Explanation

Graphology is the analysis of handwriting with attempt to determine someone's personality traits. 

Graphology is the study of human personality through writing.

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Explanation

Concrete drying is a continuous and fluid event, and usually reaches its full effective strength after about 28 days.

Explanation

Number of moons in the planets

Saturn: 83

Jupiter: 92

Uranus: 27

Neptune: 14

Mars: 2

Earth: 1

Venus: 0

Mercury: 0

Explanation

Capillaries are very tiny blood vessels, that a single red blood cell can barely fit through them.

Vessels which are one celled are called Capillaries.

The largest blood vessel in the body is the Aorta.

Explanation

Coal tar is a thick dark liquid which is a by-product of the production of coke and coal gas from coal.

It has both medical and industrial uses.

Explanation

Answer:

D

Chloromycetin is a prescription medicine used to treat the symptoms of Serious Infections such as Meningitis, Typhoid, and Rickettsial Infection. 

Explanation

A nanometer (nm) is equal to one-billionth of a meter, written in scientific notation as 1 × 10⁻⁹ m or 0.000000001 meters.

It is commonly used to measure objects at the atomic and molecular scale.

Explanation

When an alcohol reacts with an alkyl magnesium halide (Grignard reagent), the product is an alkane.

The Grignard reagent acts as a strong base, removing the acidic hydrogen from the alcohol's hydroxyl group (-OH) and forming a new carbon-hydrogen (C-H) bond, thus creating an alkane.

The other product is a magnesium alkoxide salt. 

Explanation

Newton's first law of motion states that a stationary object remains stationary unless an external force acts on it, and an object moving at a constant velocity continues to move linearly unless an external force acts on it. ..

Explanation

Answer:

A

The feature of the dynamo is to alternate mechanical strength into electricity. The managed equipment related to the dynamo regulates the modern output in step with the needs of the electrical device and the country of the battery.