Questions and answers by

Rajan

Questions (31)

f''(x)= 4e^x-9sin(x) f(0)=3 f(pi/2)=0I am to find f(x); but I am confused about how to do that. Could I please get some help? I
1. 2 answers
2. 3,067 views
A(x)= |4-3x|A'(x)={ ,if x<4/3 ,if x>4/3 I have to try to find the derivative of this function using a piecewise function and I'm
1. 2 answers
2. 348 views
Two charges -1 microcoulumb and 2 microcoulumb are placed at the corner A and B of an equilateral triangle ABC of side 2m.
1. 1 answer
2. 620 views
what is meant by efficiency of a machine is 60%?
1. 1 answer
2. 374 views
Rajat types 3200 words in 1 hour how many words will he type in 15 minutes?
1. 2 answers
2. 651 views
A shop keeper gives an offer 'buy one get one free'on the suits marked at Rs.630 each and still makes a profit if 20%. Find the
1. 1 answer
2. 582 views
When an otherwise eligible inmate in good standing is assigned to an employment or treatment program officer than that of his or
1. 2 answers
2. 625 views
The price P per unit at which a company can sell all that it produces is given by the, function P(x) = 300 — 4x. The cost
1. 0 answers
2. 915 views
The bulbs manufactured by a company gave a mean life of 3000 hours with standarddeviation of 400 hours. If a bulb is selected at
1. 1 answer
2. 988 views
Give an example of a physical system whose transfer function model has a pole in the right.
1. 0 answers
2. 431 views
The coefficients of friction depends up on ________a)Nature of the surface b)Shape of the surface c)Area of the contact surface
1. 2 answers
2. 492 views
Constant of area velocity for a central force motion of a particle does not imply that_________a)Equal areas were are swept by
1. 0 answers
2. 432 views
Which one of the following statement is correctMultiple choice question a)Energy and work are scalars b)Force and work are
1. 0 answers
2. 562 views
For a perfectly plastic central impact ______Multiple choice question a)The entire kinematic energy of two bodies must be lost
1. 1 answer
2. 2,362 views
Multiple choice questionThe coefficient if restitution is defined on basis of ________ a)Velocity compound along the line of
1. 3 answers
2. 987 views
The direction of coriolis aceeleration is a common example of _______
1. 0 answers
2. 371 views
The conditions of non slipping is _________
1. 0 answers
2. 249 views
The power developed by force is ________ and that of couple is _______
1. 1 answer
2. 363 views
Making best use of the sources available is known as____________(Don't have any optional answers.pls help someone to get the
1. 2 answers
2. 412 views
The concept of appropriate technology appeared first in mind____________Don't have any option. please help someone to get the
1. 1 answer
2. 382 views
Gravin communication system is followed in _____________a) Formal Organisation b)Informal Orgamosation c)Both a & b d)None of
1. 1 answer
2. 427 views
The art of getting work done from the people for the predefined goal is calleda)Management b)Administration c)Both a & b d)None
1. 0 answers
2. 801 views
___________is the scientific study of human society and social interaction
1. 2 answers
2. 733 views
Capitalism believe in___________from the government
1. 2 answers
2. 389 views
A stone is thrown vertically upward from the top of a 30m high building with a velocity of 15m/s. Taking the acceleration of
1. 2 answers
2. 873 views
State the principle of impulse and momentum. And clearly difference between impulse and impact
1. 1 answer
2. 965 views
True or false (Each question carries 1 marks)(i) A rigid body is an idealization of the behavior of a body. (ii) A
1. 1 answer
2. 449 views
Two moving balls collide together. Determine the magnitude of their common final velocity. The first ball of mass o.5 kg and a
1. 1 answer
2. 705 views
A flywheel has an angular speed of 1200 rev/min when its motor is turned off. The wheel attains constant decelerations of 1.5
1. 1 answer
2. 581 views
A ball of mass 8 kg is thrown vertically upward from the ground , with an initially velocity of 25 m/s. Determine the maximum
1. 4 answers
2. 521 views
A stone is thrown vertically upward from the top of a 30m high building with a velocity of 15m/s. Taking the acceleration of
1. 1 answer
2. 822 views