Exam 1: Introduction: Part A

The number 0.0001070 has how many significant figures?

(Multiple Choice)

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Question 41

Find the sum of the following two vectors: (i)50 units due east and (ii)100 units 30° south of west.

(Multiple Choice)

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Question 42

In 1983 the standard meter was redefined to what it is currently.What was the previous definition from 1960 based on?

(Multiple Choice)

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Question 43

Which of the following conversion factors is not exact?

(Multiple Choice)

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Question 44

A train slowly climbs a 600-m mountain track which is at an angle of 10.0° with respect to the horizontal.How much altitude does it gain?

(Multiple Choice)

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Question 45

Vector Is 3.0 units in length and points along the positive x axis;vector Is 5.0 units in length and points along a direction 150° from the positive x axis.What is the magnitude of the resulting vector when vectors 11ecb3e2_5c5d_baf9_8e62_fd897986397b_TB5259_11 And 11ec8724_e492_c935_8f60_17e1eccaebfa_TB34225555_11Are added?

(Multiple Choice)

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Question 46

Vector 1 is 7 units long and is at 70°.Vector 2 is 5 units long and is at 155°.Vector 3 is 3 units long and is at 225°.Which vector has equal-magnitude components?

(Multiple Choice)

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Question 47

Showing 41 - 47 of 47

Exam 1: Introduction: Part A

The number 0.0001070 has how many significant figures?

Find the sum of the following two vectors: (i)50 units due east and (ii)100 units 30° south of west.

In 1983 the standard meter was redefined to what it is currently.What was the previous definition from 1960 based on?

Which of the following conversion factors is not exact?

A train slowly climbs a 600-m mountain track which is at an angle of 10.0° with respect to the horizontal.How much altitude does it gain?

Vector 1 is 7 units long and is at 70°.Vector 2 is 5 units long and is at 155°.Vector 3 is 3 units long and is at 225°.Which vector has equal-magnitude components?

Introduction

Motion in One Dimension

Motion in One Dimension: Part A

Vectors and Two-Dimensional Motion

Vectors and Two-Dimensional Motion: Part A

The Laws of Motion

The Laws of Motion: Part A

Energy

Energy: Part A

Momentum and Collisions

Momentum and Collisions: Part A

Rotational Motion and the Law of Gravity

Rotational Motion and the Law of Gravity: Part A

Rotational Equilibrium and Rotational Dynamics

Rotational Equilibrium and Rotational Dynamics: Part A

Solids and Fluids

Solids and Fluids: Part A

Thermal Physics

Thermal Physics: Part A

Energy in Thermal Processes Heat and Internal Energy

Energy in Thermal Processes Heat and Internal Energy: Part A

The Laws of Thermodynamics Work in Thermodynamic Processes

The Laws of Thermodynamics Work in Thermodynamic Processes: Part A

Vibrations and Waves

Vibrations and Waves: Part A

Sound

Sound: Part A

Electric Forces and Electric Fields

Electric Forces and Electric Fields: Part A

Electrical Energy and Capacitance

Electrical Energy and Capacitance: Part A

Current and Resistance Electric Current

Current and Resistance Electric Current: Part A

Direct-Current Circuits Sources of EMF

Direct-Current Circuits Sources of EMF: Part A

Magnetism Magnets

Magnetism Magnets: Part A

Induced Voltages and Inductance

Induced Voltages and Inductance: Part A

Alternating-Current Circuits and Electromagnetic Waves

Alternating-Current Circuits and Electromagnetic Waves: Part A

Reflection and Refraction of Light

Reflection and Refraction of Light: Part A

Mirrors and Lenses

Mirrors and Lenses: Part A

Wave Optics

Wave Optics: Part A

Optical Instruments

Optical Instruments: Part A

Relativity

Relativity: Part A

Quantum Physics Blackbody Radiation and Plancks Hypothesis

Quantum Physics Blackbody Radiation and Plancks Hypothesis: Part A

Atomic Physics

Atomic Physics: Part A

Nuclear Physics

Nuclear Physics: Part A

Nuclear Energy and Elementary Particles

Nuclear Energy and Elementary Particles: Part A

Particle Collisions, Mediating Photons, and Quark Structures: Exploring the Fundamentals of Physics

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