2171: A girl is swinging on a swing in sitting position. When the same girl stands up, the period of swing will

(a) be shorter

(b) be longer

(c) depend on the height of the girl

(d) not change
2172: In an office, the number of persons who take tea is twice the number of persons who take only coffee. The number of persons who take coffee is twice the number of persons who take coffee is twice the number of persons who take only tea.

Consider the following statements :

1. The sum of the number of persons who take either tea or coffee or both is four times the number of persons who take both coffee and tea.

2. The sum of the number of persons who take only coffee and those who take only tea is twice the number of persons who take both and coffee. Which of the statements given above is/ are correct?
2173: Which one of the following pairs is not correctly matched?

(a) States Reorganization Act : Andhra Pradesh
(b) Treaty of Yandabu : Assam
(c) State of Bilaspur : Himachal Pradesh
(d) Year 1996 : Gujarat becomes a State
2174: For the measurement/estimation of which of the following are satellite images/remote sensing data used?

1. Chlorophyll content in the vegetation of a specific location
2. Greenhouse gas emissions from rice paddies of a specific location
3. Land surface temperatures of a specific location

Select the correct answer using the code given below.

(a) 1 Only

(b) 2 and 3 only

(c) 3 only

(d) 1, 2 and 3
2175: Consider the following statements:

1. China has the observer's status at the South Asian Association for Regional Cooperation.

2. India has the observer's status at the Shanghai Cooperation Organisation.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2