Previous 10 Years Question Papers with Answers for TRB Science - 1
Armature of Dynamo is made with
(A) Ferro magnetic material
(B) Porcelain material
(C) Iron material
Who detected Rh factor?
(A) Landstenear and Vinear
Landstenear and Vinear
What is the purest form of iron?
(A) Wrought iron
(B) Cast iron
(D) Pig iron
Which of the following is a non metal that remains liquid at room temperature?
Clotting of blood vessels is called
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