361: The following figure represents time vs. learning curves of two students, Q and R for learning a Mathematics lesson :
Which one of the following inferences can be drawn from the graph ?
(a) R started slowly in the beginning but got ahead of Q to complete learning the lesson
(b) Q started slowly and finished learning the lesson earlier than R
(c) R was always faster than Q in learning Mathematics
(d) Q was always faster than R in learning Mathematics
362: Which one of the following metals does not form amalgams ?
(a) Zinc
(b) Copper
(c) Magnesium
(d) Iron
363: The first Indian ruler to organize Haj pilgrimage at the expense of the state was
(a) Alauddin Khilji
(b) Feroz Tughlak
(c) Akbar
(d) Aurangzeb
364: The yield versus fertilizer input is shown in the graph.
Consider the following statements based on this graph :
I. Yield rate is zero at B and C.
II. There is no yield with no fertilizer input.
III. The yield is minimum at D.
IV. The yield is neither minimum nor maximum at C.
Which of the above statements are correct ?
(a) I, II and IV
(b) III and IV
(c) II and III
(d) I, III and IV
365: Consider the following statements:
1. Smart Card is a plastic card with an embedded microchip.
2. Digital technology is primarily used with new physical communication medium such as satellite and fiber optics transmission.
3. A digital library is a collection of documents in an organised electronic form available on the internet only.
Which of the statements given above is/are correct?
(a) 3 only
(b) 1 and 2
(c) 2 and 3
(d) 1, 2 and 3