Which of the following is used as a lubricant?
1 Graphite
2 Silica
3 Diamond
4 Iron oxide
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Which of the following is commonly called a ‘polyamide’? 1 Rayon 2 Orlon 3 Terylene 4 Nylon
iS ELEMENT IRON RADIOACTIVE AND WHY?
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what are the advantages and disadvantages of empirical knowledge?
Why capacitor is not allow dc ?? What the reason?
Which of the following fibers is least prone to fire? 1 Rayon 2 Nylon 3 Cotton 4 Terycott
what does the haversian central canal in each osteon contains?
who is the first president of india ?
2 Answers State Bank Of India SBI,
Who is the oldest cosmonaut?
Which of the following shows the masses of three elementary particles in decreasing order? 1 Mesons, Baryons, Leptons 2 Leptons, Baryons, Mesons 3 Baryons, Mesons, Leptons 4 Leptons, Mesons, Baryons
Which unit is used to measure sound frequency?
which country is known as thunderbolt in the world