Question 21· Scalars and vectors· WAEC
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JAMB and WAEC Physics questions: Scalars and vectors
24 questions with answers and explanations. Tap an option to check yourself.
All topicsCapacitors · 23Change of state · 23Conduction of electricity through liquids and gases · 21Current electricity · 34Dispersion of light and colours · 21Elasticity · 25Electric cells · 21Electrical energy and power · 24Electromagnetic induction · 25Electrostatics · 22Elementary modern physics · 27Equilibrium of forces · 26Friction · 18Gas laws · 24Gravitational field · 24Heat transfer · 22Introductory electronics · 19Light: reflection · 25Light: refraction · 27Liquids at rest · 24Magnets and magnetic fields · 21Measurements and units · 26Motion · 43Optical instruments · 22Pressure · 24Quantity of heat · 24Scalars and vectors · 24Simple a.c. circuits · 17Simple machines · 24Sound waves · 24Temperature and its measurement · 22Thermal expansion · 23Waves · 31Work, energy and power · 29
- Explanation and discussion
Question 22· Scalars and vectors· WAEC
Two forces of 3 N and 4 N act at right angles on a body. The magnitude of their resultant is
Explanation and discussionQuestion 23· Scalars and vectors· WAEC
Two forces of 6 N and 8 N act at right angles. The magnitude of their resultant is
Explanation and discussionQuestion 24· Scalars and vectors· WAEC
Forces of 7 N and 3 N act on a body in the same direction. Find their resultant.
Explanation and discussion
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