Chapter 6: Electrical Circuits & Electric Currents - Science Mcqs for Grade 7


Q.  When the current is passed through the solution of copper sulphate, the copper sulphate turns into

a. atoms
b. ions
c. allotropes
d. isotopes


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  One of the causes of overloading is
Category: Science Mcqs,   Published by: teswesm
MCQs:  Sometimes, bulb does not light up even if the circuit is complete because the
Category: Science Mcqs,   Published by: teswesm
MCQs:  ELCB'is an
Category: Science Mcqs,   Published by: teswesm
MCQs:  Power is measured in
Category: Science Mcqs,   Published by: teswesm
MCQs:  The wire coil acts as an
Category: Science Mcqs,   Published by: teswesm
MCQs:  Maglev trains don't
Category: Science Mcqs,   Published by: teswesm
MCQs:  The negative and positive regions of a battery are known as
Category: Science Mcqs,   Published by: teswesm
MCQs:  Most electric bulbs have a coil of thin tungsten wire known as
Category: Science Mcqs,   Published by: teswesm
MCQs:  Voltmeter is always connected in
Category: Science Mcqs,   Published by: teswesm
MCQs:  Due to change in the form of energy, the conductor gets
Category: Science Mcqs,   Published by: teswesm
MCQs:  Before attempting any repair or adjusting an appliance, the power should be turned off, from
Category: Science Mcqs,   Published by: teswesm
MCQs:  The metal with the highest resistance is
Category: Science Mcqs,   Published by: teswesm
MCQs:  Inserting any part of human body to the socket can cause him
Category: Science Mcqs,   Published by: teswesm
MCQs:  The heating element of electric appliances like iron, hair driers, kettles and toasters use
Category: Science Mcqs,   Published by: teswesm
MCQs:  The best fit fuse for the hair drier that requires '2A' current is
Category: Science Mcqs,   Published by: teswesm
MCQs:  A source that makes electrons to move is known as
Category: Science Mcqs,   Published by: teswesm
MCQs:  The process in which a bell keeps on repeating until the bell press is
Category: Science Mcqs,   Published by: teswesm
MCQs:  Chalk consists of
Category: Science Mcqs,   Published by: teswesm
MCQs:  Elements resting in the same group share same
Category: Science Mcqs,   Published by: teswesm
MCQs:  Carbon, hydrogen and oxygen combine together to make
Category: Science Mcqs,   Published by: teswesm