Question Discussion & Solution

After reading statement and conclusions we decide that -

i) All women are scientists.→ False 

ii) All scientists are women.→ False

Hence, option 4 is the correct answer.

The correct answer is 16%.

• The Tourism sector contributes about 16% to the total economy of Rajasthan.

Key Points

• Tourism in Rajasthan:
  •  

The correct answer is Rape.

• Section 376 of the Indian Penal Code deals with crimes related to Rape.

Key Points

• Section 376 of the Indian Penal Code:
  • It deals with the punishment related to sexual assault and harassment.

Additional Information

• Section 316 of The Indian Penal Code deals with Foeticide.
• Section 498 of The Indian Penal Code deals with Domestic Violence.

The correct answer is Afforestation.

• Afforestation is not a cause of soil erosion.

Key Points

• Afforestation is planting trees on an area of land in order to form a forest.
• Removal of the top layer of soil when it is exposed to wind and rain is easily blown or washed away. This condition is known as soil erosion.
  • Basically, the soil cover is removed by two powerful agents– (i) Running water, (ii) Wind.
• Deforestation, overgrazing, floods, Landslides and heavy rainfall have led to soil erosion.

Concept:

• Electric current is the rate of flow electric charge or free Electrons in a definite direction through any section of wire. Its SI unit is ampere(A).
• The direction of the conventional current corresponds to the direction of positive charge which is from higher potential(positive) to lower potential(negative).

I = Q / t

I is current, Q is charge, t is time

Explanation:

Q = I t

So Charge is the product of current and time.

Unit of current is Ampere, and unit of time is an hour. 

So, Amount of charge or Quantity of electricity is Ampere-hour