Get premium membership and access questions with answers, video lessons as well as revision papers.
This is the amount of space occupied by matter.
chrispohmomanyi answered the question on October 6, 2017 at 09:55
- Define instantaneous velocity.(Solved)
Define instantaneous velocity.
Date posted: October 6, 2017. Answers (1)
- When will the motion of a simple pendulum be a simple harmonic?(Solved)
When will the motion of a simple pendulum be a simple harmonic?
Date posted: October 6, 2017. Answers (1)
- A rubber bullet was fired horizontally from a platform 10m high. If the initial speed is 200m/s , determine the maximum horizontal distance covered by...(Solved)
A rubber bullet was fired horizontally from a platform 10m high. If the initial speed is 200m/s , determine the maximum horizontal distance covered by the rubber bullet.
Date posted: October 5, 2017. Answers (1)
- A stone was dropped from a height h, attains a velocity of 12 m/s just before hitting the ground. Find the value of h.( Take...(Solved)
A stone was dropped from a height h, attains a velocity of 12 m/s just before hitting the ground. Find the value of h.( Take g = 10 m/s^2)
Date posted: October 5, 2017. Answers (1)
- Sound travels at different speeds in solids, liquids and gases. State one factor that affect the speed of sound in a solid.(Solved)
Sound travels at different speeds in solids, liquids and gases. State one factor that affect the speed of sound in a solid.
Date posted: October 5, 2017. Answers (1)
- How are eddy currents in the transformer minimized?(Solved)
How are eddy currents in the transformer minimized?
Date posted: October 5, 2017. Answers (1)
- state two conditions under which current flows in the circuit.(Solved)
state two conditions under which current flows in the circuit.
Date posted: October 5, 2017. Answers (1)
- State the SI unit of luminous intensity.(Solved)
State the SI unit of luminous intensity.
Date posted: October 5, 2017. Answers (1)
- What is doping of a semiconductor.(Solved)
What is doping of a semiconductor.
Date posted: October 5, 2017. Answers (1)
- State three similarities between the eye and the camera.(Solved)
State three similarities between the eye and the camera.
Date posted: October 5, 2017. Answers (1)
- Explain the functions of the following parts of cathode ray oscilloscope.
1. Grid
2.Y-plates
3. Cathode.(Solved)
Explain the functions of the following parts of cathode ray oscilloscope.
1. Grid
2.Y-plates
3. Cathode.
Date posted: October 5, 2017. Answers (1)
- What is meant by amalgamation in simple cells.(Solved)
What is meant by amalgamation in simple cells.
Date posted: October 5, 2017. Answers (1)
- State three reasons why it is advisable to make a periscope using prisms instead of plane mirrors.(Solved)
State three reasons why it is advisable to make a periscope using prisms instead of plane mirrors.
Date posted: October 5, 2017. Answers (1)
- State what happens to the size of the the image if the pin hole camera is moved away from the Object.(Solved)
State what happens to the size of the the image if the pin hole camera is moved away from the Object.
Date posted: October 5, 2017. Answers (1)
- Give a reason why the grid in a cathode ray oscilloscope is biased negatively.(Solved)
Give a reason why the grid in a cathode ray oscilloscope is biased negatively.
Date posted: October 5, 2017. Answers (1)
- State two uses of radioactivity in hospitals.(Solved)
State two uses of radioactivity in hospitals.
Date posted: October 5, 2017. Answers (1)
- Silicon was dipped with boron to form an extrinsic semi-conductor. What are the majority charge carriers in it. (Solved)
Silicon was dipped with boron to form an extrinsic semi-conductor. What are the majority charge carriers in it.
Date posted: October 5, 2017. Answers (1)
- State two functions of a gold leaf electroscope.(Solved)
State two functions of a gold leaf electroscope.
Date posted: October 5, 2017. Answers (1)
- Explain why the leaf of a positively charged electroscope falls when a candle flame is brought near its cap.(Solved)
Explain why the leaf of a positively charged electroscope falls when a candle flame is brought near its cap.
Date posted: October 5, 2017. Answers (1)
- State four possible sources of background radiation.(Solved)
State four possible sources of background radiation.
Date posted: October 5, 2017. Answers (1)