THE SET SCHOOL Exit Ticket "Multiple Choice Questions" Chapter # 13 (Propagation and Reflection of Light) Worksheet # 01 Name: ___________________________ Date: ____________ Subject: Physics Class: X ____________________________________________________________________________________ 1. A) C) Random motion Never ending regular motions B) D) Ceasing motion None of these A) C) Directly Squarely B) D) Inversely Quarterly A) C) Robert hook Robert brown B) D) Archimedes Pascal A) C) Pascal Kilogram per cubic meter B) D) Newton Newton-meter A) C) Inertia Density B) D) Pressure Force A) B) C) D) Oil is less dense than water Oil transmit pressure Molecules are able to move freely in oil Oil obeys Archimedes’ principal B) C) D) A) Steel is very hard Steel is heavy Steel is more expensive Steel is more resistant towards deformation A) C) Density Weight B) D) Mass Pressure 2. 3. 4. 5. 6. 7. 8. 9. A) B) C) D) 10. Force acting on a body Reaction force applied by body Force acting perpendicular on unit area of a body Force acting perpendicular on unit length of a body The image formed in a plane mirror is: A) Inverted C) Real B) D) Virtual and erect real and inverted 11. If the inner surface of a spherical mirror is reflecting it is called _______ mirror. A) Plane mirror B) Concave mirror C) Convex mirror D) None of above 12. All the rays, parallel to the principal axis, falling on a concave mirror, pass after reflection through its __________ A) Pressure B) Boyle’s C) Charles D) Hooke’s 13. If q = 4 cm and p = 2 cm, then the magnification of the mirror is: A) 2 B) 0.5 C) 4 D) All of the above 14. If an object is placed at the centre of curvature of a concave mirror ______ and _______ image is formed. A) virtual, erect and enlarged B) Real inverted and equal C) real, inverted and small D) real, inverted and enlarged 15. Light is a form of _______ A) C) B) D) THE SET SCHOOL Chapter # 13: “Propagation and Reflection of Light” Worksheet # 02 Name: ___________________________ Date: ____________ Subject: Physics Class: X ______________________________________________________________________________ Q1. What is the pressure of 200 moles of a gas in a 50m cylinder at 27 C? (2018) Q2. A steel rod of length 10m at a temperature of 25 C. Calculate the increases in length if it is heated to 35 C. (For steel α = 1.1 x 10 K ) (2017,15) Q3. Calculate the volume occupied by 2 moles of a gas at 27 C and pressure 1 atm.. (2016) Q4. Find the amount of heat required to convert 10kg ice at 0 C into water without changing the temperature While the latent heat of fusion of ice is 3.36 x 10 J/Kg. (2014) Q5. How much amount of heat is required to raise the temperature of 800g of iron through 50 C. (Specific heat of iron = 499.8 J/Kg. C) (2013) Q6. How much amount of heat is required to raise the temperature of 100g of water from 20 C to 80 C. (Specific heat of water = 4200 J/Kg. C) (2012) Q7. How much amount of heat is required to raise the temperature of 100g of iron through 10 C. (Specific heat of iron = 499.8 J/Kg. C) (2011) Q8. How much amount of heat is required to raise the temperature? (Specific heat of silver = 235.2 J/Kg. C) (2010) 3 o o o -5 -1 o o 6 o o o o o o o o