NBPhO/Est-Fin Problems and Solutions

Files collected from NBPhO Website

Other resources: APhO, EuPhO, IPhO, RMPh, WoPhO

2021

NBPhO

Photon Rocket

Problem Solution

Gas and Fluid Flows

Problem Solution

Rotating Space Station

Problem Solution

Stretching Gloves

Problem Solution

2020

NBPhO

Phases of Water

Problem Solution

Tunnel Diode

Problem Solution

Conical Room

Problem Solution

Drone

Problem Solution

Bottle's Sound

Problem Solution

2019

NBPhO

Satellite

Problem Solution

Roller

Problem Solution

Motion in B

Problem Solution

Retroreflective Film

Problem Solution

Brachistochrone

Problem Solution

Self-gravitating Gas

Problem Solution

Dominoes

Problem Solution

Four Resistors

Problem Solution

2018

NBPhO

Gravitational Racing

Problem Solution

Speed Camera

Problem Solution

Weather Forecast

Problem Solution

Fresnel Prism

Problem Solution

Magnetic Billiard

Problem Solution

Cube

Problem Solution

LCR-circuit

Problem Solution

Air in a Submarine

Problem Solution

Black Box

Problem Solution

2017

NBPhO

Dragon

Problem Solution

Comet

Problem Solution

Resistors and Capacitors

Problem Solution

Gravitational Waves

Problem Solution

Virtual Mass

Problem Solution

Loop

Problem Solution

Zener

Problem Solution

Beams

Problem Solution

Spacecraft Pressure

Problem Solution

Black Box

Problem Solution

2016

NBPhO

Fuel Consumption

Problem Solution

Glass Plate

Problem Solution

Music

Problem Solution

Dimmer

Problem Solution

Candy-Wrapper

Problem Solution

Charge on a Ring

Problem Solution

Helium

Problem Solution

Oscillations

Problem Solution

Deflection on Falling

Problem Solution

Black Box

Problem Solution

2015

Est-Fin

Annihilation

Problem Solution

Holographic Lens

Problem Solution

Gear Shift

Problem Solution

Star Wars

Problem Solution

Radiator

Problem Solution

Two Balls

Problem Solution

Bouncy Ball

Problem Solution

Electric Field

Problem Solution

Solenoids

Problem Solution

Vapour Pressure

Problem Solution

2014

Est-Fin

DC-DC Converter

Problem Solution

Waste Project

Problem Solution

Magnets

Problem Solution

Superballs

Problem Solution

Planck's Constant

Problem Solution

Running on Ice

Problem Solution

Spin System

Problem Solution

Mirror Interference

Problem Solution

Thermal Acceleration

Problem Solution

Young's Modulus of Rubber

Problem Solution

2013

Est-Fin

Prism

Problem Solution

Cellphone Camera

Problem Solution

Mission to Mars

Problem Solution

Magnetic Dipoles

Problem Solution

Friction of a String

Problem Solution

Sphere and Cylinder

Problem Solution

Burning with a Lens

Problem Solution

Zener Diode

Problem Solution

Glass Cylinder

Problem Solution

Resistive Heating

Problem Solution

2012

Est-Fin

Asteroid

Problem Solution

Thermodynamic Cycle

Problem Solution

Bars and Rod

Problem Solution

RLC-circuit

Problem Solution

Diffraction Grating

Problem Solution

Uranium Decay

Problem Solution

Lifting by Current

Problem Solution

Elastic Collision

Problem Solution

Power Lines

Problem Solution

Black Box

Problem Solution

2011

Est-Fin

Spool

Problem Solution

Capacitor

Problem Solution

Charged Cylinder

Problem Solution

Black Box

Problem Solution

Plutonium Decay

Problem Solution

Violin String

Problem Solution

Vacuum Bulb

Problem Solution

Heat Sink

Problem Solution

Coefficient of Refraction

Problem Solution

2010

Est-Fin

Charges in E

Problem Solution

Thermos Bottle

Problem Solution

Tyrannosaur (T. Rex)

Problem Solution

Ball

Problem Solution

Elastic thread

Problem Solution

Charges in B

Problem Solution

Satellite

Problem Solution

Sprinkler

Problem Solution

Power Supply

Problem Solution

Ice-rally

Problem Solution

Black Box

Problem Solution

2009

Est-Fin

Boat

Problem Solution

Nanoclock

Problem Solution

Ball

Problem Solution

Black Box

Problem Solution

Pencil

Problem Solution

Spring

Problem Solution

Soap Film

Problem Solution

Magnetic pulse

Problem Solution

Stratostat

Problem Solution

Wedge

Problem Solution

2008

Est-Fin

Dumbbell

Problem Solution

Microcalorimeter

Problem Solution

Tractor

Problem Solution

Magnetic Field

Problem Solution

Ball

Problem Solution

Rectifier

Problem Solution

Fire

Problem Solution

Electron

Problem Solution

Asteroid

Problem Solution

Glass plate

Problem Solution

2007

Est-Fin

Wire

Problem Solution

Pendulum

Problem Solution

Temporal Focusing

Problem Solution

Coefficient of Friction

Problem Solution

Rotating Disk

Problem Solution

Truck

Problem Solution

To the Mars

Problem Solution

Laser

Problem Solution

2006

Est-Fin

Drying

Problem Solution

Photography

Problem Solution

Sucking

Problem Solution

Electric experiment

Problem Solution

Empty bag

Problem Solution

Car

Problem Solution

Mass-spectrometer

Problem Solution

Optics experiment

Problem Solution

2005

Est-Fin

Rock Climber

Problem Solution

Magnetic Break

Problem Solution

Ballistic Rocket

Problem Solution

Water Pump

Problem Solution

Anemometer

Problem Solution

Mechano-electrical Oscillator

Problem Solution

Heat Exchange

Problem Solution

Balloon

Problem Solution

Mechanical Black Box

Problem Solution

2004

Est-Fin

Rubber fiber

Problem Solution

Planets

Problem Solution

Tilt-shift Lens

Problem Solution

Transparent Film

Problem Solution

4th Order Ellipse

Problem Solution

Magnets

Problem Solution

Passive air-cooling

Problem Solution

Loop of Wire

Problem Solution

Black Box Experiment

Problem Solution

2003

Est-Fin

Volleyball

Problem Solution

Heat Flux

Problem Solution

Gravitation

Problem Solution

Tunnel Diode

Problem Solution

Vibration

Problem Solution

Charged particle

Problem Solution

Telescope

Problem Solution

Magnetic Experiment

Problem Solution