which country is known as thunderbolt in the world
Who is the first female cosmonaut?
Rayon is chemically 1 Glucose 2 Amylase 3 Cellulose 4 Pectin
What vendors does Ameber Recommed?
why we are not measure the turbidity in mg/lit?
Which of the following is used as a coolant in nuclear reactors? 1 Heavy water 2 Cadmium 3 Liquid sodium 4 None of these
2 Answers WBCS West Bengal Civil Service,
Which of the following is used as a filler in rubber tyres? 1 Graphite 2 Coal 3 Coke 4 Corbon black
In laundry soaps, a material called ‘filler’ is used. Which of the following is a ‘filler? 1 Talc 2 Sodium silicate 3 Soda ash 4 Sodium phosphate
The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals
What is one light minute?
Which of the following minerals has the lower numerical hardness value? 1 Talc 2 Gypsum 3 Apatite 4 Topaz
Which of the following colors in he visible spectrum has maximum range? 1 Violet 2 Indigo 3 Orange 4 Red
neel armstrong belongs to which country ?