২৫৫৮৪
which of the following countries has successfully test -launched its first hyper sonic aircraft?
উত্তর
China
২৫৫৮৫
The branch of science dealing with the study or collection of coins , banknotes, and medals is known as
উত্তর
Numismatics
২৫৫৮৬
which one among the following is responsible for formation of 'Ozone Holes 'in the stratosphere?
উত্তর
Chloro Fluoro Carbons
২৫৫৮৭
which of the following countries has recently launched the world's longest zip line meaning 2.83 km in length?
উত্তর
UAE
২৫৫৮৮
In MS Office package , which of the following is a series of recorded commands of following countries?
উত্তর
Macro
২৫৫৮৯
A group of three objects must be selected from six objects K, O, S, T, V, and W according to the following conditions: Which of the following is an acceptable selection of objects?
উত্তর
K, S and V
২৫৫৯০
which of the following pairs of objects cannot both be among the objects selected?
উত্তর
T and W