2606: The escape velocity from the earth's surface is about:
(a) 30 km/sec
(b) 6 km/sec
(c) 11.2 km/sec
(d) 300 km/sec
2607: In a group of six women there are four dancers, four vocal musicians, one actress and three violinists. Girija and Vanaja are among the violinists while Jalaja and Shailaja do not know how to play on the violin. Shailaja and Tanuja are among the dancers. Jalaja, Vanaja, Shailaja and Tanuja are all vocal musicians and two of them are also violinists. If Pooja is an actress who among the following is both a dancer and a violinists ?
(a) Jalaja
(b) Shailaja
(c) Tanuja
(d) Pooja
2608: The first Civil Disobedience Movement was started by Gandhiji after the:
(a) Rowlatt Act of 1919
(b) Jallianwala Bagh massacre in 1919
(c) Chauri Chaura incident in 1922
(d) Arrival of Cripps Mission in 1942
2609: Tamil Nadu is a leading producer of mill made cotton yam in the country. What could be the reason ?
1. Black cotton soil is the predominant type of soil in the State.
2. Rich pool of skilled labour is available.
Which of the above is/are the correct reasons ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
2610: Four metal rods of lengths 78 cm, 104 cm, 117 cm and 169 cm are to be cut into parts of equal length. Each part must be as long as possible. What is the maximum number of pieces that can be cut?
(A) 36
(B) 43
(C) 27
(D) 11