The time taken by a pendulum to complete one oscillation is called

• Maximum speed

• Average speed

• Time period

• Time interval

In a qualitative way, the tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called .............

• force

• acceleration

• friction

• inertia

Who invented the electric tram?

• James Cook

• William Harvey

• Fyodor Pirotsky

• Robert Boyles

................. is the second largest animal phylum.

• Mollusca

• Chordata

• Coelomates

• Annelida

39.

'Teach Text' is a text editor in which of the following operating systems?

• Windows

• Google Chrome

• Mozilla Firefox

• Macintosh

............. scheme launched by the Central Government plans to issue soil cards to farmers which they carry crop-wise recommendations of nutrients and fertilisers.

• Soil Health Card

• Shyama Prasad Mukherji Rurban Mission

• Pradhan Mantri Fasal Bima Yojana

• National R-URBAN Mission

Metals react with sodium hydroxide to produce ................

• oxygen gas

• sodium

• water

• hydrogen gas

Who was the 2015 Men's Rugby World Cup Winner?

• New Zealand

• South Africa

• Australia

• England

Presence of large amounts of nutrients in waters also causes excessive growth of ......algae.

• Biomagnification

• Algal bloom

• Planktonic

• Eutrophication

Which base is present in lime water?

• Sodium hydroxide

• Magnesium hydroxide

• Calcium hydroxide

• Ammonium hydroxide