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Select Lessons (39)
Dynamics: Newton’s Laws of Motion
ELECTRICITY: Current
ELECTRICITY: Current
ELECTRICITY: Resistance
Elasticity
Electric fields
Electromagnetism
Electromagnetism
Energy: Application And Uses
Experimental physics
Forces
Gravitational fields
Heat
Kinematics in Two Dimensions: Vectors, projectiles
Kinematics in one dimension
Linear Momentum
MOTION
MOTION
MOTION
MOTION
MOTION
MOTION: Circular
MOTION: Collision
MOTION: Inclined plane
MOTION: Simple harmonic motion (SHM)
Magnetism
Optics
PLASTICS
PRESSURE
Radioactivity
TEMPERATURE
The Laws of Thermodynamics
Units System
Units System
Units, dimensions and homogeneity
WAVES: Electromagnetic
WAVES: Electromagnetic
WAVES: Sound
5/39 MCQs for:
Radioactivity
Which particle is the heaviest among common radioactive emissions?
Neutrino.
Beta particle.
Alpha particle.
Gamma ray.
Which of the following is a man-made radioactive source?
Nuclear reactors.
Uranium in soil.
Cosmic rays.
Radon in rocks.
Beta radiation consists of:
Protons.
Helium nuclei.
High-energy photons.
Electrons or positrons.
Radioactive isotopes used to treat cancer are called:
Tracers.
Radioisotopes.
Alpha emitters only.
Beta blockers.
What is a Geiger-Müller counter used for?
Detecting and measuring radiation.
Measuring blood pressure.
Measuring pressure.
Detecting sound waves.
