Related Questions

Five persons - A, B, C, D and E are being compared in weight and height. The second heaviest person D is the shortest. A is the 2nd tallest and shorter than E. The heaviest person shorter than B. who is lighter than E and A respectively. Who is the heaviest person?
A A
B B
C C
D D
Which of the following layers of the Earth is believed to account for the Earth's magnetism?
A Crust
B Mantle
C Core
D Lithosphere
A steam carraying pipeline is insulated with two layers of insulating materials with the inferior insulation material forming the inner part. If the two insulating layers are interchanged, the heat conducted will
A Increase
B Decrease
C Remain unaffected
D May increase or decrease; depends on the thickness of each layer
The Penal Code, 1820 এর কোন ধারায় ‘Good Faith’ : Nothing is said to be done or believed in good faith which is done or believed without due care and attention. উল্লেখিত হয়েছে?
A ১১
B ২২
C ৪২
D ৫২
(A) Excavating ancient rock layers in southern Brazil, researchers have uncovered evidence (B) indicating that complex life-forms (C) emerged far earlier than (D) it is previously believed.
A A
B B
C C
D D
E E
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
The shear stress between the two liquid layers is __________ proportional to the distance between two layers.
A Directly
B Inversely
C Both A and B
D None of these
All example of a mineral occurring as layers in sedimentary rocks is
A Lignite
B Gold
C Lead
D Tin
Of the gases listed below, which is not believed to be responsible for enhancing the earth's greenhouse effect?
A Chlorofluorocarbons (CFCs)
B Molecular oxygen (O2)
C Nitrous oxide (N2O)
D Carbon dioxide (CO2)
E Methane (CH4)
A steam pipe is to be lined with two layers of insulating materials of different thermal conductivities. For the minimum heat transfer,
A The better insulation must be put inside
B The better insulation must be put outside
C One could place either insulation on either side
D One should take into account the steam temperature before deciding as to which insulation is put where

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