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Neco June/July 2021 Physics Practical Answers

Neco June/July 2021 Physics Practical Answers

By on July 9, 2021, at: 11:46 pm
Found In: Neco, ReadMore

 Neco 2021 Physics Practical Answers

Neco 2021 Physics Practical Questions And Answers

 

“”NECO JUNE/JULY 2021 PHYSICS PRACTICAL””

PHYSICS-PRACTICAL
============================
==
(1)
M/g; 50.0|70.0|90.0|110.0|130.0|

t,/s; 5.10|9.10|10.30|12.20|13.70|

t(s); 0.255•0.455|0.515|0.610|0.685|

T²(s²)0.065|0.207|0.265|0.372|0.469|

(1ix)
Graph.

(1x)
Slope; s DM/DT²
=178-50/0.7-0.07
=128/0.63
=203.1746
=203.17g|s²

(1xii)
(i)i avoided drought by closing the window
(ii)i avoided error due to parallax when reading the meter rule

(1bi)
Tabulate.
-Period-
(i)is the time taken on complete one oscillation/circle or to.
(ii)unit is second (s)
(iii)it is Oscillation motion
(iv)it is when a body moves in a to and fro manner

-Frequency of oscillation-
(i)is the number of complete oscillation in one second
(ii) frequency; unit Hertz (Hz)
(iii)it is Rotation motion
(iv)it is when a body turns about an axis through the body

(1bii)
E= 25J
Extension= 6.7×10-²m
Force constant (k) = ?
E= 1/2ke²
2E = ke²
k = 2E/e²
k = 2x 25/(0.067)²
k = 50/0.00449
k = 11135.9Nm-¹
=====================================

(3)
Tabulate
R(n); 2.0|4.0|6.0|8.0|1.0|

I(A); 0.80|0.64|0.46|0.36|

I^-¹(A^-¹)1.2500|1.5625|2.1739|2.7778|3.3333

(3viii)
Slope s= DI^-²/DR
=3-1/9-2=2/7=0.2857

(3ix)
Intercept C : 0.40

(3x)
K=c/5-2=0.40^²/0.2857=1.4-2=0.6

(3)
Graph.

(3xi)
(i)I ensured tight connections
(ii) I avoided error due to parallax on the ammeter

(3bi)
(i)Free electrons
(ii)Protons and Electron
(iii)Electrons and ions

(3bii)
I=E/R+r
I=2*2/4+1=4/5=0.8A

=============

(1xii)
(i)i avoided drought by closing the window
(ii)i avoided error due to parallax when reading the meter rule

(1bi)
Tabulate.
-Period-
(i)is the time taken on complete one oscillation/circle or to.
(ii)unit is second (s)
(iii)it is Oscillation motion
(iv)it is when a body moves in a to and fro manner

-Frequency of oscillation-
(i)is the number of complete oscillation in one second
(ii) frequency; unit Hertz (Hz)
(iii)it is Rotation motion
(iv)it is when a body turns about an axis through the body

(1bii)
E= 25J
Extension= 6.7×10-²m
Force constant (k) = ?
E= 1/2ke²
2E = ke²
k = 2E/e²
k = 2x 25/(0.067)²
k = 50/0.00449
k = 11135.9Nm-¹
=====================================

(3xi)
(i)I ensured tight connections
(ii) I avoided error due to parallax on the ammeter
(3bi)
(i)Free electrons
(ii)Protons and Electron
(iii)Electrons and ions
======================

2bi) A real image is formed outside the system, where the emerging rays actually cross; such an image can be caught on a screen or piece of film and is the kind of image formed by a slide projector or in a camera.

The image developed by a plane mirror is virtual and laterally inverted.

========================
NUMBER 2



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9 Responses

    • Preactical physics question and answer

      Amos Jul 11, 2021 2:23 pm

    • expo NECO exam 2021

      Bakir Bello Haruna Jul 12, 2021 1:22 am

    • I need your helping of expo exam neco of this year 2021 please🙏🙏🙏

      Bakir Bello Haruna Jul 12, 2021 1:24 am

    • Hw about the neco

      Ishaku ali Jul 12, 2021 6:55 am

    • Can we do bussnee for neco and waec u will be sending answer and i will be saleing and sent the money back to u i promise

      Ishaku ali Jul 12, 2021 7:11 am

    • Nice

      Anonymous Jul 12, 2021 10:04 am

    • 197

      Anonymous Jul 12, 2021 10:06 am

    • Dominic

      Anonymous Jul 12, 2021 10:44 am

    • 2 UR QUESTION MY BRO YES OF CAUSE

      ITZ SMALL MOPOL Jul 12, 2021 4:50 pm

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Neco June/July 2021 Physics Practical Answers

Neco June/July 2021 Physics Practical Answers

By on July 9, 2021, at: 11:46 pm
Found In: Neco, ReadMore

 Neco 2021 Physics Practical Answers

Neco 2021 Physics Practical Questions And Answers

 

“”NECO JUNE/JULY 2021 PHYSICS PRACTICAL””

PHYSICS-PRACTICAL
============================
==
(1)
M/g; 50.0|70.0|90.0|110.0|130.0|

t,/s; 5.10|9.10|10.30|12.20|13.70|

t(s); 0.255•0.455|0.515|0.610|0.685|

T²(s²)0.065|0.207|0.265|0.372|0.469|

(1ix)
Graph.

(1x)
Slope; s DM/DT²
=178-50/0.7-0.07
=128/0.63
=203.1746
=203.17g|s²

(1xii)
(i)i avoided drought by closing the window
(ii)i avoided error due to parallax when reading the meter rule

(1bi)
Tabulate.
-Period-
(i)is the time taken on complete one oscillation/circle or to.
(ii)unit is second (s)
(iii)it is Oscillation motion
(iv)it is when a body moves in a to and fro manner

-Frequency of oscillation-
(i)is the number of complete oscillation in one second
(ii) frequency; unit Hertz (Hz)
(iii)it is Rotation motion
(iv)it is when a body turns about an axis through the body

(1bii)
E= 25J
Extension= 6.7×10-²m
Force constant (k) = ?
E= 1/2ke²
2E = ke²
k = 2E/e²
k = 2x 25/(0.067)²
k = 50/0.00449
k = 11135.9Nm-¹
=====================================

(3)
Tabulate
R(n); 2.0|4.0|6.0|8.0|1.0|

I(A); 0.80|0.64|0.46|0.36|

I^-¹(A^-¹)1.2500|1.5625|2.1739|2.7778|3.3333

(3viii)
Slope s= DI^-²/DR
=3-1/9-2=2/7=0.2857

(3ix)
Intercept C : 0.40

(3x)
K=c/5-2=0.40^²/0.2857=1.4-2=0.6

(3)
Graph.

(3xi)
(i)I ensured tight connections
(ii) I avoided error due to parallax on the ammeter

(3bi)
(i)Free electrons
(ii)Protons and Electron
(iii)Electrons and ions

(3bii)
I=E/R+r
I=2*2/4+1=4/5=0.8A

=============

(1xii)
(i)i avoided drought by closing the window
(ii)i avoided error due to parallax when reading the meter rule

(1bi)
Tabulate.
-Period-
(i)is the time taken on complete one oscillation/circle or to.
(ii)unit is second (s)
(iii)it is Oscillation motion
(iv)it is when a body moves in a to and fro manner

-Frequency of oscillation-
(i)is the number of complete oscillation in one second
(ii) frequency; unit Hertz (Hz)
(iii)it is Rotation motion
(iv)it is when a body turns about an axis through the body

(1bii)
E= 25J
Extension= 6.7×10-²m
Force constant (k) = ?
E= 1/2ke²
2E = ke²
k = 2E/e²
k = 2x 25/(0.067)²
k = 50/0.00449
k = 11135.9Nm-¹
=====================================

(3xi)
(i)I ensured tight connections
(ii) I avoided error due to parallax on the ammeter
(3bi)
(i)Free electrons
(ii)Protons and Electron
(iii)Electrons and ions
======================

2bi) A real image is formed outside the system, where the emerging rays actually cross; such an image can be caught on a screen or piece of film and is the kind of image formed by a slide projector or in a camera.

The image developed by a plane mirror is virtual and laterally inverted.

========================
NUMBER 2



FOLLOW US

@NAIJACLASS ✔

@NAIJACLASS1 ✔

contact@9jaclass.com

Share This Post Below With Your Lovers!
COMMENT SECTION
COMMENT SECTION

9 Responses

    • Preactical physics question and answer

      Amos Jul 11, 2021 2:23 pm

    • expo NECO exam 2021

      Bakir Bello Haruna Jul 12, 2021 1:22 am

    • I need your helping of expo exam neco of this year 2021 please🙏🙏🙏

      Bakir Bello Haruna Jul 12, 2021 1:24 am

    • Hw about the neco

      Ishaku ali Jul 12, 2021 6:55 am

    • Can we do bussnee for neco and waec u will be sending answer and i will be saleing and sent the money back to u i promise

      Ishaku ali Jul 12, 2021 7:11 am

    • Nice

      Anonymous Jul 12, 2021 10:04 am

    • 197

      Anonymous Jul 12, 2021 10:06 am

    • Dominic

      Anonymous Jul 12, 2021 10:44 am

    • 2 UR QUESTION MY BRO YES OF CAUSE

      ITZ SMALL MOPOL Jul 12, 2021 4:50 pm

NOTE:- All Comments Here Are Monitored By The Site Moderator (Do Not Spam!!).




Scrol to Top