Physics-

General

Easy

Question

# Two 1ong wires are placed parallel to each other 10cm apart as shown in fig The magnetic field at piont P is

- T directed perpendicular into the paper
- T directed perpendicular out of the paper
- directed perpendicular out of the paper
- directed perpendicular into the paper

## The correct answer is: directed perpendicular into the paper

### Related Questions to study

physics-

### A proton accelerated by a pd V=500 KV moves through a transverse magnetic field B=0.51 T as shown in figure Then the angle q through which the proton deviates from the initial direction of its motion is (approximately)

### A proton accelerated by a pd V=500 KV moves through a transverse magnetic field B=0.51 T as shown in figure Then the angle q through which the proton deviates from the initial direction of its motion is (approximately)

physics-General

physics-

### A particle of mass m and charge q, moving with velocity V enters Region II normal to the boundary as shown in fig Region II has a uniform magnetic field B perpendicular to the plane of the paper The length of the Region II is $l$ Then

### A particle of mass m and charge q, moving with velocity V enters Region II normal to the boundary as shown in fig Region II has a uniform magnetic field B perpendicular to the plane of the paper The length of the Region II is $l$ Then

physics-General

physics-

### A small sphere is hung by a string fixed to a wall. The sphere is pushed away from the wall by a stick. The force acting on the sphere are shown in figure. Which of the following statements is wrong?

Here $W=T$($cos\theta +sin\theta $)$<T$
so $P+Q=T$($cos\theta +sin\theta $)$<T$
Whereas [a], [b] and [c] are correct and [d] is wrong.

### A small sphere is hung by a string fixed to a wall. The sphere is pushed away from the wall by a stick. The force acting on the sphere are shown in figure. Which of the following statements is wrong?

physics-General

Here $W=T$($cos\theta +sin\theta $)$<T$
so $P+Q=T$($cos\theta +sin\theta $)$<T$
Whereas [a], [b] and [c] are correct and [d] is wrong.

Maths-

Maths-General

maths-

### Let f : (0, ¥) → R and F(x) = ${\int}_{0}^{x}$t f (t) dt. If F (x^{2}) = x^{4} + x^{5}, then ${\sum}_{r=1}^{12}$f(r^{2}), is equal to

### Let f : (0, ¥) → R and F(x) = ${\int}_{0}^{x}$t f (t) dt. If F (x^{2}) = x^{4} + x^{5}, then ${\sum}_{r=1}^{12}$f(r^{2}), is equal to

maths-General

Maths-

Maths-General

chemistry-

The enzyme pepsin hydrolyses:

The enzyme pepsin hydrolyses:

chemistry-General

physics-

### The magnetic induction at the point O, if the wire carrying current I is

### The magnetic induction at the point O, if the wire carrying current I is

physics-General

Maths-

### Let f : R →R and g : R →R be continuous functions, then the value of (f(x) + f(-x)) (g(x) – g(-x)) dx, is equal to

### Let f : R →R and g : R →R be continuous functions, then the value of (f(x) + f(-x)) (g(x) – g(-x)) dx, is equal to

Maths-General

chemistry-

Ethyl alcohol is also known as:

Ethyl alcohol is also known as:

chemistry-General

physics-

### A wire is bent in the form of a circular arc with a straight portion AB If the current in the wire is i, then the magnetic induction at O is

### A wire is bent in the form of a circular arc with a straight portion AB If the current in the wire is i, then the magnetic induction at O is

physics-General

physics-

### The magnetic induction at O due to a current in conductor shaped as shown in fig is

### The magnetic induction at O due to a current in conductor shaped as shown in fig is

physics-General

physics-

### The figure shows a unifrom conducting structure which carries current i with each small square has side a The structure is kept in a uniform magnetic field B Then the magnetic force on the structure will be

### The figure shows a unifrom conducting structure which carries current i with each small square has side a The structure is kept in a uniform magnetic field B Then the magnetic force on the structure will be

physics-General

physics-

### Two long parallel conductors carry currents both are directed into the plane of paper The magnitude of resultant magnetic field at point ‘P; is

### Two long parallel conductors carry currents both are directed into the plane of paper The magnitude of resultant magnetic field at point ‘P; is

physics-General

chemistry-

What amount of bromine will be required to convert 2 g of phenol into 2, 4, 6-tribromo phenol?

What amount of bromine will be required to convert 2 g of phenol into 2, 4, 6-tribromo phenol?

chemistry-General