1946: Who among the following invented Lasers?

(a) Theodore Maiman
(b) William Morton
(c) Francis Crick
(d) Denis Papin
1947: Unemployment which occurs when workers move from one job to another job is known as

(a) Seasonal unemployment

(b) Frictional unemployment

(c) Technological unemployment

(d) Cyclical unemployment
1948: Who of the following founded the Ahmedabad Textile labour Association?

(a) Sardar Vallabhbhai Patel
(b) J. B. Kripalani
(c) Mahatma Gandhi
(d) N. M. Joshi
1949: A candidate to become a member of Lok Sabha should not be less than:

(a) 21 years

(b) 25 years

(c) 30 years

(d) 35 years
1950: The four railway junctions shown by numerals 1, 2, 3, 4 on the rough outline map of Gujarat are respectively


(a) Palanpur, Mahesana, Ahmedabad and Vadodara
(b) Mahesana, Surendranagar, Rajkot and Junagarh
(c) Palanpur, Kanda, Bhuj and Okla
(d) Ahmedabad, Vadodara, Bhavnagar and Broach