2021 HL paper videos
0% Completed
May Time Zone 1
Q1: Absolute & fractional uncertainity from graph
Video - 00:3:02 mins
Q2: Speed time graph of a ball experiencing Air resistance
Video - 00:2:46 mins
Q3: Time at which Instantaneous and Average velocity is equal in S-t graph
Video - 00:2:36 mins
Q4: Find height of ramp from constant Power delievered
Video - 00:1:57 mins
Q5: Find Co-efficient of friction from conservation of Energy
Video - 00:4:17 mins
Q6: Two Blocks attached with compressed spring
Video - 00:3:49 mins
Q7: Calculate Work done from Acceleration-displacment graph
Video - 00:4:05 mins
Q8: Kinetic model of ideal gas (equations)
Video - 00:2:14 mins
Q9: Ratio of Latent heat and specific heat capacity
Video - 00:2:32 mins
Q10: Average Kinetic energy and Average speed of molecules
Video - 00:2:29 mins
Q11: All Motion graphs of simple harmonic motion
Video - 00:2:48 mins
Q12: Calculate distance travelled by longitudnal wave
Video - 00:3:18 mins
Q13: Calculate distance between conseuctive minima of double slit
Video - 00:1:45 mins
Q14: Standing waves produced in a rod by sound
Video - 00:3:09 mins
Q15: Calculate magnitude of Electric field strength & force
Video - 00:2:03 mins
Q16: I-V graph of ohmic and Non-ohmic substance
Video - 00:1:44 mins
Q17: Find condition when Terminal P.difference equalls to EMF
Video - 00:2:12 mins
Q18: A charge is placed in solenoid where magnetic field is uniform
Video - 00:2:42 mins
Q19: Friction as a Centripetal force for a child
Video - 00:2:25 mins
Q20: Calculate frequency of photon emitted in emission spectra
Video - 00:2:27 mins
Q21: Atomic mass unit and Avagadro number
Video - 00:2:22 mins
Q22: Interaction between Electron and Nucleus
Video - 00:2:15 mins
Q26: How Simple pendulum is simple harmonic motion
Video - 00:3:11 mins
Q27: Find angle of first minima in single slit pattern
Video - 00:1:56 mins
Q30: Work done on charge and its acceleration
Video - 00:3:32 mins
Q31: Find fundamental unit of gravitational potential
Video - 00:1:36 mins
Q32: find height where orbital velocity is half of escape velocity
Video - 00:2:28 mins
Q33: Calculate induced emf using Faraday's law
Video - 00:3:24 mins
Q34: Lenz's law & law of conservation of energy
Video - 00:2:50 mins
Q39: Find decay constant from activity time graph
Video - 00:1:57 mins
Q40: Continous spectrum of beta decay
Video - 00:2:23 mins
May Time Zone 2
Q1: Absolute uncertainity in perimeter
Video - 00:1:51 mins
Q2: Average speed & Average Velocity of Minute hand watch
Video - 00:2:16 mins
Q3: Effect of Doubling of Applied force on friction
Video - 00:3:06 mins
Q4: Horizontal and Vertical velocity time Graphs of Projectile
Video - 00:3:26 mins
Q5: Acceleration of an Elevator moving upward
Video - 00:2:55 mins
Q6: Elastic & Inelastic collision
Video - 00:2:31 mins
Q7: Area under Force-Distance graph
Video - 00:3:17 mins
Q8: Calculate temperature by using ideal gas equation
Video - 00:2:07 mins
Q9: Calculate ratio of pressure of two gases
Video - 00:1:37 mins
Q10: Find Final temperature of Liquid-metal mixture
Video - 00:3:25 mins
Q12: Intensity-Amplitude graph of a sound wave emitted from speaker
Video - 00:2:14 mins
Q14: Effect on frequency & wavelength of standing waves produced by sound in pipe
Video - 00:2:13 mins
Q15: Calculate ratio of resistance of two wires
Video - 00:2:11 mins
Q16: Magnetic force behaving as a centripetal force
Video - 00:3:19 mins
Q17: Calculate min & max value of Voltmeter reading
Video - 00:2:31 mins
Q18: Use of magnetic field lines
Video - 00:2:24 mins
Q19: Centripetal force and Angular frequency
Video - 00:2:22 mins
Q20: Half life and Activity time graph
Video - 00:2:40 mins
Q21: Identify correct emission spectrum
Video - 00:2:58 mins
Q22: Binding energy per nucleon of fragments in fission reaction
Video - 00:3:12 mins
Q24: Role of Greenhouse gas
Video - 00:2:24 mins
Q26: Time period of hanging mass spring system
Video - 00:1:39 mins
Q28: Calculate frequency when train moves away from train
Video - 00:2:20 mins
Q29: Find width of centeral maxima of single slit pattern
Video - 00:2:48 mins
Q30: find Gravitational field strength at some distance from earth
Video - 00:1:44 mins
Q31: Find change in potential in uniform electric field
Video - 00:2:30 mins
Q32: Find ratio of orbital velocities of two satellites around different planets
Video - 00:2:04 mins
Q35: Draw induced current - time graph
Video - 00:3:29 mins
Q39: Quantized Angular momentum
Video - 00:3:40 mins
November Time Zone 0
Q1: Fractional uncertainity in momentum from measurment mass and velocity
Video - 00:1:56 mins
Q2: Draw Velocity-time graph to Acceleration-time graph
Video - 00:3:26 mins
Q3: Two blocks connected with string (Find Acc & Tension in string)
Video - 00:3:06 mins
Q4: Work-Energy principle & Area under F-S graph
Video - 00:2:24 mins
Q5: Calculate Percentage efficiency from Power
Video - 00:2:22 mins
Q6: A bullet embedd in block (Momentum & Energy Law)
Video - 00:2:31 mins
Q7: Direction of Change in Momentum of ball hitting at an angle with wall
Video - 00:3:15 mins
Q8: Comparison of physical quantites during vaporization
Video - 00:1:51 mins
Q9: Ratio of specific heats of liquid and solid
Video - 00:2:34 mins
Q10: Gradient of Volume-temperature graph
Video - 00:1:36 mins
Q11: Find phase difference between oscillation of two particles on same wave
Video - 00:2:08 mins
Q13: Calculate slit seperation from double slit pattern
Video - 00:2:25 mins
Q14: frequency & Amplitude of different points in same standing wave
Video - 00:2:18 mins
Q15: Find Resultant field strength between two opposite charges
Video - 00:2:31 mins
Q16: Calculate ratio of resistances of two different thickness wires
Video - 00:2:27 mins
Q17: Calculate Terminal Potential difference
Video - 00:2:10 mins
Q18: Magnetic field pattern when two current carrying wires are placed parallel
Video - 00:2:00 mins
Q19: Newton Law for Conical Pendulum
Video - 00:2:53 mins
Q21: Calculate mass defect
Video - 00:1:24 mins
Q24: Energy density of fuel (Mass density is not included in new syllabus)
Video - 00:1:02 mins
Q26: Find positions in SHM where kinetic and potential energy are equall (for HL)
Video - 00:3:01 mins
Q27: Effect on Intensity of light in single slit pattern when width of slit is changed
Video - 00:2:40 mins
Q30: Electric force & Equipotential surface
Video - 00:2:00 mins
Q31: Calculate work on charge in uniform Electric field
Video - 00:2:22 mins
Q32: Work done on satellite to move from one orbit to other
Video - 00:2:51 mins
Q33: Identify correct Induced emf - time graph
Video - 00:2:58 mins
Q37: Gradient of Electric Potential - frequency
Video - 00:2:32 mins
Q39: Beta and Gamma decay between energy levels
Video - 00:1:59 mins
Q40: Magnitude of Debroglie wavelength
Video - 00:1:14 mins
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