Question
The boxes in figure (a, b, c) represent mirrors; insert a mirror which will reflect the incident ray as shown in the diagram.
✓
Answer
a. Plane Mirror
b. Convex Mirror
c. Concave Mirror
b. Convex Mirror
c. Concave Mirror
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Describe an experiment to demonstrate the thermal expansion of solids.
Define the term fundamental unit. Name fundamental units of mass; length; time; current and temperature.
(a) What is a second's pendulum?
(b) A second's pendulum is taken on the surface of moon where acceleration due to gravity is $l / 6$ th of that of earth. Will the time period of pendulum remain same or increase or decrease? Give a reason.
→(b) A second's pendulum is taken on the surface of moon where acceleration due to gravity is $l / 6$ th of that of earth. Will the time period of pendulum remain same or increase or decrease? Give a reason.
A solid lighter than water is found to weigh 7.5 gf in air. When tied to a sinker the combination is found to weigh .If the sinker alone weighs 72.5 gf in water, find R.D. of solid.
Draw the speed-time graph of a body when its initial speed is not zero and the speed increases uniformly with time.
A dam has broader walls at the bottom than at the top. Explain.
A force of 600 dynes acts on a glass ball of mass 200 g for 12 s . If initially the ball is at
rest,
find
(1) Final velocity
(2) Distance covered.
rest,
find
(1) Final velocity
(2) Distance covered.
What is a variable resistance? Explain its function using a labeled diagram.
A solid weighs 120 gf in air and and 105 gf when it is completely immersed in water. Calculate the relative density of solid.
A car accelerates to a velocity of 30 m/s in 10 s and then decelerates for 20 s so that it stops. Draw a velocity-time graph to represent the motion and find:
Distance travelled
Distance travelled