2396: Low temperatures (Cryogenics) find application in

(a) space travel, surgery and magnetic levitation
(b) surgery, magnetic levitation and telemetry
(c) space travel, surgery and telemetry
(d) space travel, magnetic levitation and telemetry
2397: The name Pahlavi Dynasty in Iran is derived from the:

(a) Language

(b) King

(c) Religion

(d) River
2398: A small weight put on the pressure cooker increases the pressure of steam because:

(a) It is air tight

(b) Area of contact is very small

(c) Density of metal is very high

(d) Pressure builds up irrespective of the weight placed
2399: Which of the following pairs is correct?

(a) Surdas : Sahitya Lahari

(b) Somesgara : Charu Chintamani

(c) Kalhana : Ashtadhyayi

(d) Satyanarayana : Mahabharata
2400: Daily weather map showing isobars is an example of

(a) Choropleth map
(b) Isopleth map
(c) Chorochromatic map
(d) Choroschematic map