Unit 7 Problem Set1: calculating a charge
Ocie Blackman
Charge A has a charge of +2C. Charge B has a charge of -3C and is located 1 meter to the right
of A. Charge C is located 1 meter to the right of
Unit 9 Problem Set1: The Doppler Effect
Ocie Blackman
Assume that the pitch of a honking car horn is the F above middle C (f F= 349 Hz) and the
speed of sound in air
is 770 mph. How fast would a honki
Unit 2 Assignment: Newtons Laws
PH2530
Joshua Kelly
Exercises
1. When your car moves along the highway at a constant velocity, the net force on it is zero.
Why, then, do you continue running your engi
Unit7
Assignment1
StaticandCurrent
Electricity
Rufus Watson
Rufus Watson
Unit 7 Assignment 1: Static and Current Electricity
PH2530
14. When a car is moved into a painting chamber, a mist of
paint is
Rufus Watson
Unit 9 Assignment 1: Waves
PH2530
1. What is the source of wave motion? Energy generated at any point in a mechanical
medium gets transmitted in the form of waves due to simple harmonic v
8/26/2014
Rufus Watson
Rufus Watson
Unit 10 Assignment 1: Quantum Pioneers
PH2530
Paul Dirac was a British theoretical physicist who made fundamental contributions to the
development of quantum mechan
Unit8Assignment1:Magnetism
RufusWatson
8/12/2014
PH2530 Physics
Rufus Watson
Unit 8 Assignment 1: Magnetism
PH2530
20. A magnetic eld can deect a beam of electrons, but it
cannot do work on the electr
Rufus Watson
Unit 3 Assignment 1: Momentum and Energy
PH2530T Physics
Momentum and Energy
1. An ice skater is twirling in a circle with her arms extended:
a) What will happen if she brings her arms in
Unit 2 Problem Set 1: Newtons Second Law
Learning Objectives and Outcomes
Explain Newtons second law of motion.
Apply Newtons second law of motion to physical situations.
Use Newton's second law to de
Unit5
Assignment
1:Fluid
Mechanics
Physics-PH2530
Rufus Watson
Rufus Watson
Unit 5 Assignment 1: Fluid Mechanics
PH2530
3. In a deep dive, a whale is
appreciably compressed by
the pressure of the surr
2014
Rufus Watson
[UNIT 6 ASSIGNMENT 1: TEMPERATURE AND HEAT]
Rufus Watson
Unit 6 Assignment 1: Temperature and Heat
PH2530
7. The temperature of the Suns interior is about 10^7 degrees.
Does it matte
Rufus Watson
Unit 4 Assignment 1: Projectile Motion
PH2530
13. The planet Jupiter is more than 300 times as massive as
Earth, so it might seem that a body on the surface of
Jupiter would weigh 300 tim
Rufus Watson
Unit 2 Assignment 1: Newtons Laws (Portfolio)
8. When your car moves along the highway at a constant
velocity, the net force on it is zero. Why, then, do you
continue running your engine?
24 - SOLIDS AND SEMI-CONDUCTOR DEVICES
Page 1
( Answers at the end of all questions )
1)
In a common base amplifier, the phase difference between the input signal voltage and
output voltage is
(a)
(b
23 - ATOMS, MOLECULES AND NUCLEI
Page 1
( Answers at the end of all questions )
27
125
1)
If the radius of the 13Al nucleus is estimated to be 3.6 fermi, then the radius of 52Te
nucleus will be nearly
22 - ELECTRON AND PHOTONS
Page 1
( Answers at the end of all questions )
1)
A photocell is illuminated by a small source placed 1 m away. When the same source
of light is placed 1 / 2 m away, the numb
20 - WAVE OPTICS
Page 1
( Answers at the end of all questions )
1)
Two point white dots are 1 mm apart on a black paper. They are viewed by eye of
pupil diameter 3 mm. Approximately, what is the maxim
19 - RAY OPTICS
Page 1
( Answers at the end of all questions )
1)
A fish looking up through the water sees the outside world contained in a circular
horizon. If the refractive index of water is 4 / 3
18 - ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS
( Answers at the end of all questions )
Page 1
1)
The self inductance of the motor of an electric fan is 10 H. In order to impart maximum
power
PROBLEMS
18 - DYNAMICS ( APPLICATIONS OF Derivatives )
Page 1
( 1 ) A particle executing rectilinear motion travels distance x cm in t seconds where
3
2
2
x = 2t - 9t + 5t + 8. Find its velocity at a
PROBLEMS
(1)
17 - DIFFERENTIAL EQUATIONS
Prove that y = A e
x
+ Be-
2x
2
+ x + x is a solution of
d2 y
dx 2
+
Page 1
dy
- 2y = 3 - 2x 2 ,
dx
( A, B are arbitrary constants )
2
2
2
y
Ans : log
cx
2
(2
16 - MAGNETIC EFFECTS OF CURRENTS
Page 1
( Answers at the end of all questions )
1)
One conducting U tube can slide inside another as
shown in the figure, maintaining electrical contacts
between
the
t
PROBLEMS
(1)
16 - APPLICATIONS OF INTEGRATION
Find the area of the region bounded by the circle x
2
2
Page 1
2
+ y =r.
2
[ Ans: r ]
(2)
Find the area of the region bounded by y = x
2
- 5x + 4 and X-ax
15 - SEMICONDUCTOR ELECTRONICS:
MATERIALS, DEVICES AND SIMPLE CIRCUITS
Page 1
15.1 Introduction
The word electronics is coined from the words electron mechanics. The subject of electronics
deals with
15 - THERMAL AND CHEMICAL EFFECTS OF CURRENTS
Page 1
( Answers at the end of all questions )
1)
A heater coil is cut into two equal parts and only one part is now used in the heater.
The heat generate
PROBLEMS
15 - DEFINITE INTEGRATION
Page 1
Obtain the following integrals as the limit of a sum:
(1)
1
2
( x + 3 ) dx
3
x
e dx
(2)
0
2
( x - 2 x ) dx
2
1
Ans:
(4)
3
(3)
Ans: e
10
3
2
log 5
x
3 d
15 - WAVES
Page 1
1)
Two wires placed to each other are vibrating in their first harmonic. The sound produced
by the two wires produce 5 beats per second. If the longer wire is 25 cm long and the
velo
14 - NUCLEUS
Page 1
14.1 Nucleus - General Information
A nucleus consists of electrically neutral neutrons and positively charged protons. The
nucleus of hydrogen has only one proton and no neutrons.
14 - PROBABILITY
Page 1
( Answers at the end of all questions )
(1)
Three houses are available in a locality. Three persons apply for the houses. Each
applies for one house without consulting others.
14 - OSCILLATIONS
Page 1
14.1 Periodic and Oscillatory motion
Motion of a system at regular interval of time on a definite path about a definite point is
known as a periodic motion, e.g., uniform circ