Physics-

General

Easy

### Question

#### A particle starts from rest at and moves in a straight line with an acceleration as shown below. The velocity of the particle at is

#### The correct answer is:

#### Velocity of graph Area of- graph

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### Related Questions to study

maths-

#### Period of is

#### Period of is

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Maths-

#### Period of

#### Period of

Maths-General

physics-

#### In a network as shown in the figure, the potential difference across the resistance 2R is (the cell has an emf of E volt and has no ingternal resistance)

In the given circuit, resistors 4R and 2R are connected in parallel while resistance R is connected in series to it.

Hence, equivalent resistance is

Given, emf is E volts, therefore

Potential difference across R is

Potential difference across 2R is

Hence, equivalent resistance is

Given, emf is E volts, therefore

Potential difference across R is

Potential difference across 2R is

#### In a network as shown in the figure, the potential difference across the resistance 2R is (the cell has an emf of E volt and has no ingternal resistance)

physics-General

In the given circuit, resistors 4R and 2R are connected in parallel while resistance R is connected in series to it.

Hence, equivalent resistance is

Given, emf is E volts, therefore

Potential difference across R is

Potential difference across 2R is

Hence, equivalent resistance is

Given, emf is E volts, therefore

Potential difference across R is

Potential difference across 2R is

physics-

#### In the adjoining figure the equivalent resistance between A and B is

Equivalent circuit of the given circuit is

Between points C and D resistors 2, 2 and 2 are in series, therefore, their equivalent resistance,

Resistors R’ and 6 are in parallel, therefore their equivalent resistance is given by

Now between points A and B 1, 3 and 1 are in series.

Therefore, resultant resistance is

R=1+3+1=5

Between points C and D resistors 2, 2 and 2 are in series, therefore, their equivalent resistance,

Resistors R’ and 6 are in parallel, therefore their equivalent resistance is given by

Now between points A and B 1, 3 and 1 are in series.

Therefore, resultant resistance is

R=1+3+1=5

#### In the adjoining figure the equivalent resistance between A and B is

physics-General

Equivalent circuit of the given circuit is

Between points C and D resistors 2, 2 and 2 are in series, therefore, their equivalent resistance,

Resistors R’ and 6 are in parallel, therefore their equivalent resistance is given by

Now between points A and B 1, 3 and 1 are in series.

Therefore, resultant resistance is

R=1+3+1=5

Between points C and D resistors 2, 2 and 2 are in series, therefore, their equivalent resistance,

Resistors R’ and 6 are in parallel, therefore their equivalent resistance is given by

Now between points A and B 1, 3 and 1 are in series.

Therefore, resultant resistance is

R=1+3+1=5

physics-

#### The charge on the capacitor of capacitance shown in the figure below will be

#### The charge on the capacitor of capacitance shown in the figure below will be

physics-General

physics-

#### Each resistance shown in figure is 2. The equivalent resistance between A and B is

Given circuit is a balanced Wheatstone bridge. So, diagonal resistance of 2 will be ineffective.

Equivalent resistance of upper arms

=2+2=4

Equivalent resistance of lower arms

=2+2=4

Equivalent resistance of upper arms

=2+2=4

Equivalent resistance of lower arms

=2+2=4

#### Each resistance shown in figure is 2. The equivalent resistance between A and B is

physics-General

Given circuit is a balanced Wheatstone bridge. So, diagonal resistance of 2 will be ineffective.

Equivalent resistance of upper arms

=2+2=4

Equivalent resistance of lower arms

=2+2=4

Equivalent resistance of upper arms

=2+2=4

Equivalent resistance of lower arms

=2+2=4

physics-

#### The equivalent resistance across A and B is

The equivalent circuit can be redrawn as

we have,

So, the given circuit is a balanced Wheatstone’s bridge.

Hence, the equivalent resistance

we have,

So, the given circuit is a balanced Wheatstone’s bridge.

Hence, the equivalent resistance

#### The equivalent resistance across A and B is

physics-General

The equivalent circuit can be redrawn as

we have,

So, the given circuit is a balanced Wheatstone’s bridge.

Hence, the equivalent resistance

we have,

So, the given circuit is a balanced Wheatstone’s bridge.

Hence, the equivalent resistance

physics-

#### Figures i) and ii) below show the displacement-time graphs of two particles moving along the -axis. We can say that

#### Figures i) and ii) below show the displacement-time graphs of two particles moving along the -axis. We can say that

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physics-

#### The graph of displacement time is

Its corresponding velocity-time graph will be

We know that the velocity of body is given by the slope of displacement time graph so it is clear that initially slope of the graph is positive and after some time it becomes zero (corresponding to the peak of graph) and it will become negative

#### The graph of displacement time is

Its corresponding velocity-time graph will be

physics-General

We know that the velocity of body is given by the slope of displacement time graph so it is clear that initially slope of the graph is positive and after some time it becomes zero (corresponding to the peak of graph) and it will become negative

Maths-

#### Period of is

#### Period of is

Maths-General

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#### The current I drawn from the 5V source will be

The given circuit can be redrawn as

#### The current I drawn from the 5V source will be

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The given circuit can be redrawn as

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#### In the circuit given E=0.6V, =100,. The equivalent resistance of the circuit, in ohm is

are in parallel order, so their equivalent resistance

#### In the circuit given E=0.6V, =100,. The equivalent resistance of the circuit, in ohm is

physics-General

are in parallel order, so their equivalent resistance

physics-

#### Six equal resistances are connected between points P, and R as shown in the figure. Then the net resistance will be maximum between

is maximum.

#### Six equal resistances are connected between points P, and R as shown in the figure. Then the net resistance will be maximum between

physics-General

is maximum.

physics-

#### In the circuit shown the equivalent resistance between A and B is

The three resistances between A and B are parallel,

#### In the circuit shown the equivalent resistance between A and B is

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The three resistances between A and B are parallel,

physics-

#### In the circuit shown, the currents are

#### In the circuit shown, the currents are

physics-General